diff --git a/.ci/runChecks.sh b/.ci/runChecks.sh
index bdcc5fb..f02c694 100755
--- a/.ci/runChecks.sh
+++ b/.ci/runChecks.sh
@@ -4,4 +4,4 @@ npm ci
 npm run build
 npm run lint
 npx license-check
-npx better-npm-audit audit --exclude=1109540,1096727,1097682
+npx better-npm-audit audit -p
diff --git a/package-lock.json b/package-lock.json
index 015cae4..0f80a46 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,28 +1,28 @@
 {
   "name": "@nmshd/typescript-rest",
-  "version": "3.2.2",
+  "version": "3.2.3",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "@nmshd/typescript-rest",
-      "version": "3.2.2",
+      "version": "3.2.3",
       "license": "MIT",
       "dependencies": {
         "@types/body-parser": "1.19.6",
         "@types/cookie-parser": "^1.4.9",
         "@types/express": "^5.0.3",
         "@types/multer": "^2.0.0",
-        "body-parser": "^2.2.1",
+        "body-parser": "^2.2.2",
         "cookie-parser": "^1.4.7",
-        "express": "^5.1.0",
+        "express": "^5.2.1",
         "fs-extra": "^11.3.2",
-        "lodash": "^4.17.21",
+        "lodash": "^4.17.23",
         "multer": "^2.0.2",
         "reflect-metadata": "^0.2.2",
         "require-glob": "^4.1.0",
         "swagger-ui-express": "^5.0.1",
-        "yamljs": "^0.3.0"
+        "yaml": "^2.8.2"
       },
       "devDependencies": {
         "@js-soft/license-check": "^1.0.10",
@@ -33,7 +33,6 @@
         "@types/lodash": "^4.17.20",
         "@types/node": "^24.7.2",
         "@types/request": "^2.48.13",
-        "@types/yamljs": "^0.2.34",
         "@typescript-eslint/eslint-plugin": "^6.20.0",
         "@typescript-eslint/parser": "^6.20.0",
         "cross-env": "^10.1.0",
@@ -83,7 +82,6 @@
       "integrity": "sha512-2BCOP7TN8M+gVDj7/ht3hsaO/B/n5oDbiAyyvnRlNOs+u1o+JWNYTQrmpuNp1/Wq2gcFrI01JAW+paEKDMx/CA==",
       "dev": true,
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "@babel/code-frame": "^7.27.1",
         "@babel/generator": "^7.28.3",
@@ -1635,7 +1633,6 @@
       "resolved": "https://registry.npmjs.org/@types/express/-/express-5.0.3.tgz",
       "integrity": "sha512-wGA0NX93b19/dZC1J18tKWVIYWyyF2ZjT9vin/NRu0qzzvfVzWjs04iq2rQ3H65vCTQYlRqs3YHfY7zjdV+9Kw==",
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "@types/body-parser": "*",
         "@types/express-serve-static-core": "^5.0.0",
@@ -1830,13 +1827,6 @@
       "integrity": "sha512-I99sngh224D0M7XgW1s120zxCt3VYQ3IQsuw3P3jbq5GG4yc79+ZjyKznyOGIQrflfylLgcfekeZW/vk0yng6A==",
       "dev": true
     },
-    "node_modules/@types/yamljs": {
-      "version": "0.2.34",
-      "resolved": "https://registry.npmjs.org/@types/yamljs/-/yamljs-0.2.34.tgz",
-      "integrity": "sha512-gJvfRlv9ErxdOv7ux7UsJVePtX54NAvQyd8ncoiFqK8G5aeHIfQfGH2fbruvjAQ9657HwAaO54waS+Dsk2QTUQ==",
-      "dev": true,
-      "license": "MIT"
-    },
     "node_modules/@types/yargs": {
       "version": "17.0.33",
       "resolved": "https://registry.npmjs.org/@types/yargs/-/yargs-17.0.33.tgz",
@@ -1896,7 +1886,6 @@
       "integrity": "sha512-tbsV1jPne5CkFQCgPBcDOt30ItF7aJoZL997JSF7MhGQqOeT3svWRYxiqlfA5RUdlHN6Fi+EI9bxqbdyAUZjYQ==",
       "dev": true,
       "license": "BSD-2-Clause",
-      "peer": true,
       "dependencies": {
         "@typescript-eslint/scope-manager": "6.21.0",
         "@typescript-eslint/types": "6.21.0",
@@ -2402,7 +2391,6 @@
       "integrity": "sha512-tcpGyI9zbizT9JbV6oYE477V6mTlXvvi0T0G3SNIYE2apm/G5huBa1+K89VGeovbg+jycCrfhl3ADxErOuO6Jg==",
       "dev": true,
       "license": "MIT",
-      "peer": true,
       "bin": {
         "acorn": "bin/acorn"
       },
@@ -2511,6 +2499,7 @@
       "version": "1.0.10",
       "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
       "integrity": "sha512-o5Roy6tNG4SL/FOkCAN6RzjiakZS25RLYFrcMttJqbdd8BWrnA+fGz57iN5Pb06pvBGvl5gQ0B48dJlslXvoTg==",
+      "dev": true,
       "dependencies": {
         "sprintf-js": "~1.0.2"
       }
@@ -2685,7 +2674,8 @@
     "node_modules/balanced-match": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.2.tgz",
-      "integrity": "sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw=="
+      "integrity": "sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw==",
+      "dev": true
     },
     "node_modules/baseline-browser-mapping": {
       "version": "2.8.16",
@@ -2708,9 +2698,9 @@
       }
     },
     "node_modules/body-parser": {
-      "version": "2.2.1",
-      "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-2.2.1.tgz",
-      "integrity": "sha512-nfDwkulwiZYQIGwxdy0RUmowMhKcFVcYXUU7m4QlKYim1rUtg83xm2yjZ40QjDuc291AJjjeSc9b++AWHSgSHw==",
+      "version": "2.2.2",
+      "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-2.2.2.tgz",
+      "integrity": "sha512-oP5VkATKlNwcgvxi0vM0p/D3n2C3EReYVX+DNYs5TjZFn/oQt2j+4sVJtSMr18pdRr8wjTcBl6LoV+FUwzPmNA==",
       "license": "MIT",
       "dependencies": {
         "bytes": "^3.1.2",
@@ -2719,7 +2709,7 @@
         "http-errors": "^2.0.0",
         "iconv-lite": "^0.7.0",
         "on-finished": "^2.4.1",
-        "qs": "^6.14.0",
+        "qs": "^6.14.1",
         "raw-body": "^3.0.1",
         "type-is": "^2.0.1"
       },
@@ -2779,6 +2769,7 @@
       "version": "1.1.12",
       "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.12.tgz",
       "integrity": "sha512-9T9UjW3r0UW5c1Q7GTwllptXwhvYmEzFhzMfZ9H7FQWt+uZePjZPjBP/W1ZEyZ1twGWom5/56TF4lPcqjnDHcg==",
+      "dev": true,
       "license": "MIT",
       "dependencies": {
         "balanced-match": "^1.0.0",
@@ -2817,7 +2808,6 @@
         }
       ],
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "baseline-browser-mapping": "^2.8.9",
         "caniuse-lite": "^1.0.30001746",
@@ -3136,7 +3126,8 @@
     "node_modules/concat-map": {
       "version": "0.0.1",
       "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
-      "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s="
+      "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=",
+      "dev": true
     },
     "node_modules/concat-stream": {
       "version": "2.0.0",
@@ -3552,7 +3543,6 @@
       "deprecated": "This version is no longer supported. Please see https://eslint.org/version-support for other options.",
       "dev": true,
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "@eslint-community/eslint-utils": "^4.2.0",
         "@eslint-community/regexpp": "^4.6.1",
@@ -3977,18 +3967,19 @@
       }
     },
     "node_modules/express": {
-      "version": "5.1.0",
-      "resolved": "https://registry.npmjs.org/express/-/express-5.1.0.tgz",
-      "integrity": "sha512-DT9ck5YIRU+8GYzzU5kT3eHGA5iL+1Zd0EutOmTE9Dtk+Tvuzd23VBU+ec7HPNSTxXYO55gPV/hq4pSBJDjFpA==",
+      "version": "5.2.1",
+      "resolved": "https://registry.npmjs.org/express/-/express-5.2.1.tgz",
+      "integrity": "sha512-hIS4idWWai69NezIdRt2xFVofaF4j+6INOpJlVOLDO8zXGpUVEVzIYk12UUi2JzjEzWL3IOAxcTubgz9Po0yXw==",
       "license": "MIT",
       "dependencies": {
         "accepts": "^2.0.0",
-        "body-parser": "^2.2.0",
+        "body-parser": "^2.2.1",
         "content-disposition": "^1.0.0",
         "content-type": "^1.0.5",
         "cookie": "^0.7.1",
         "cookie-signature": "^1.2.1",
         "debug": "^4.4.0",
+        "depd": "^2.0.0",
         "encodeurl": "^2.0.0",
         "escape-html": "^1.0.3",
         "etag": "^1.8.1",
@@ -4341,7 +4332,8 @@
     "node_modules/fs.realpath": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz",
-      "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8="
+      "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8=",
+      "dev": true
     },
     "node_modules/fsevents": {
       "version": "2.3.3",
@@ -4474,6 +4466,7 @@
       "version": "7.1.7",
       "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.7.tgz",
       "integrity": "sha512-OvD9ENzPLbegENnYP5UUfJIirTg4+XwMWGaQfQTY0JenxNvvIKP3U3/tAQSPIu/lHxXYSZmpXlUHeqAIdKzBLQ==",
+      "dev": true,
       "dependencies": {
         "fs.realpath": "^1.0.0",
         "inflight": "^1.0.4",
@@ -4820,6 +4813,7 @@
       "version": "1.0.6",
       "resolved": "https://registry.npmjs.org/inflight/-/inflight-1.0.6.tgz",
       "integrity": "sha1-Sb1jMdfQLQwJvJEKEHW6gWW1bfk=",
+      "dev": true,
       "dependencies": {
         "once": "^1.3.0",
         "wrappy": "1"
@@ -5048,7 +5042,6 @@
       "integrity": "sha512-F26gjC0yWN8uAA5m5Ss8ZQf5nDHWGlN/xWZIh8S5SRbsEKBovwZhxGd6LJlbZYxBgCYOtreSUyb8hpXyGC5O4A==",
       "dev": true,
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "@jest/core": "30.2.0",
         "@jest/types": "30.2.0",
@@ -6209,9 +6202,10 @@
       }
     },
     "node_modules/lodash": {
-      "version": "4.17.21",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
-      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
+      "version": "4.17.23",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.23.tgz",
+      "integrity": "sha512-LgVTMpQtIopCi79SJeDiP0TfWi5CNEc/L/aRdTh3yIvmZXTnheWpKjSZhnvMl8iXbC1tFg9gdHHDMLoV7CnG+w==",
+      "license": "MIT"
     },
     "node_modules/lodash.memoize": {
       "version": "4.1.2",
@@ -6362,6 +6356,7 @@
       "version": "3.1.2",
       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.1.2.tgz",
       "integrity": "sha512-J7p63hRiAjw1NDEww1W7i37+ByIrOWO5XQQAzZ3VOcL0PNybwpfmV/N05zFAzwQ9USyEcX6t3UO+K5aqBQOIHw==",
+      "dev": true,
       "license": "ISC",
       "dependencies": {
         "brace-expansion": "^1.1.7"
@@ -6790,6 +6785,7 @@
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.1.tgz",
       "integrity": "sha1-F0uSaHNVNP+8es5r9TpanhtcX18=",
+      "dev": true,
       "engines": {
         "node": ">=0.10.0"
       }
@@ -7002,9 +6998,9 @@
       "license": "MIT"
     },
     "node_modules/qs": {
-      "version": "6.14.0",
-      "resolved": "https://registry.npmjs.org/qs/-/qs-6.14.0.tgz",
-      "integrity": "sha512-YWWTjgABSKcvs/nWBi9PycY/JiPJqOD4JA6o9Sej2AtvSGarXxKC3OQSk4pAarbdQlKAh5D4FCQkJNkW+GAn3w==",
+      "version": "6.15.0",
+      "resolved": "https://registry.npmjs.org/qs/-/qs-6.15.0.tgz",
+      "integrity": "sha512-mAZTtNCeetKMH+pSjrb76NAM8V9a05I9aBZOHztWy/UqcJdQYNsf59vrRKWnojAT9Y+GbIvoTBC++CPHqpDBhQ==",
       "license": "BSD-3-Clause",
       "dependencies": {
         "side-channel": "^1.1.0"
@@ -7722,7 +7718,8 @@
     "node_modules/sprintf-js": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
-      "integrity": "sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw="
+      "integrity": "sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw=",
+      "dev": true
     },
     "node_modules/sshpk": {
       "version": "1.18.0",
@@ -8185,7 +8182,6 @@
       "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
       "dev": true,
       "license": "Apache-2.0",
-      "peer": true,
       "bin": {
         "tsc": "bin/tsc",
         "tsserver": "bin/tsserver"
@@ -8593,17 +8589,19 @@
       "dev": true,
       "license": "ISC"
     },
-    "node_modules/yamljs": {
-      "version": "0.3.0",
-      "resolved": "https://registry.npmjs.org/yamljs/-/yamljs-0.3.0.tgz",
-      "integrity": "sha512-C/FsVVhht4iPQYXOInoxUM/1ELSf9EsgKH34FofQOp6hwCPrW4vG4w5++TED3xRUo8gD7l0P1J1dLlDYzODsTQ==",
-      "dependencies": {
-        "argparse": "^1.0.7",
-        "glob": "^7.0.5"
-      },
+    "node_modules/yaml": {
+      "version": "2.8.2",
+      "resolved": "https://registry.npmjs.org/yaml/-/yaml-2.8.2.tgz",
+      "integrity": "sha512-mplynKqc1C2hTVYxd0PU2xQAc22TI1vShAYGksCCfxbn/dFwnHTNi1bvYsBTkhdUNtGIf5xNOg938rrSSYvS9A==",
+      "license": "ISC",
       "bin": {
-        "json2yaml": "bin/json2yaml",
-        "yaml2json": "bin/yaml2json"
+        "yaml": "bin.mjs"
+      },
+      "engines": {
+        "node": ">= 14.6"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/eemeli"
       }
     },
     "node_modules/yargs": {
@@ -8735,7 +8733,6 @@
       "resolved": "https://registry.npmjs.org/@babel/core/-/core-7.28.4.tgz",
       "integrity": "sha512-2BCOP7TN8M+gVDj7/ht3hsaO/B/n5oDbiAyyvnRlNOs+u1o+JWNYTQrmpuNp1/Wq2gcFrI01JAW+paEKDMx/CA==",
       "dev": true,
-      "peer": true,
       "requires": {
         "@babel/code-frame": "^7.27.1",
         "@babel/generator": "^7.28.3",
@@ -9842,7 +9839,6 @@
       "version": "5.0.3",
       "resolved": "https://registry.npmjs.org/@types/express/-/express-5.0.3.tgz",
       "integrity": "sha512-wGA0NX93b19/dZC1J18tKWVIYWyyF2ZjT9vin/NRu0qzzvfVzWjs04iq2rQ3H65vCTQYlRqs3YHfY7zjdV+9Kw==",
-      "peer": true,
       "requires": {
         "@types/body-parser": "*",
         "@types/express-serve-static-core": "^5.0.0",
@@ -10016,12 +10012,6 @@
       "integrity": "sha512-I99sngh224D0M7XgW1s120zxCt3VYQ3IQsuw3P3jbq5GG4yc79+ZjyKznyOGIQrflfylLgcfekeZW/vk0yng6A==",
       "dev": true
     },
-    "@types/yamljs": {
-      "version": "0.2.34",
-      "resolved": "https://registry.npmjs.org/@types/yamljs/-/yamljs-0.2.34.tgz",
-      "integrity": "sha512-gJvfRlv9ErxdOv7ux7UsJVePtX54NAvQyd8ncoiFqK8G5aeHIfQfGH2fbruvjAQ9657HwAaO54waS+Dsk2QTUQ==",
-      "dev": true
-    },
     "@types/yargs": {
       "version": "17.0.33",
       "resolved": "https://registry.npmjs.org/@types/yargs/-/yargs-17.0.33.tgz",
@@ -10061,7 +10051,6 @@
       "resolved": "https://registry.npmjs.org/@typescript-eslint/parser/-/parser-6.21.0.tgz",
       "integrity": "sha512-tbsV1jPne5CkFQCgPBcDOt30ItF7aJoZL997JSF7MhGQqOeT3svWRYxiqlfA5RUdlHN6Fi+EI9bxqbdyAUZjYQ==",
       "dev": true,
-      "peer": true,
       "requires": {
         "@typescript-eslint/scope-manager": "6.21.0",
         "@typescript-eslint/types": "6.21.0",
@@ -10335,8 +10324,7 @@
       "version": "8.12.1",
       "resolved": "https://registry.npmjs.org/acorn/-/acorn-8.12.1.tgz",
       "integrity": "sha512-tcpGyI9zbizT9JbV6oYE477V6mTlXvvi0T0G3SNIYE2apm/G5huBa1+K89VGeovbg+jycCrfhl3ADxErOuO6Jg==",
-      "dev": true,
-      "peer": true
+      "dev": true
     },
     "acorn-jsx": {
       "version": "5.3.2",
@@ -10406,6 +10394,7 @@
       "version": "1.0.10",
       "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
       "integrity": "sha512-o5Roy6tNG4SL/FOkCAN6RzjiakZS25RLYFrcMttJqbdd8BWrnA+fGz57iN5Pb06pvBGvl5gQ0B48dJlslXvoTg==",
+      "dev": true,
       "requires": {
         "sprintf-js": "~1.0.2"
       }
@@ -10533,7 +10522,8 @@
     "balanced-match": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.2.tgz",
-      "integrity": "sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw=="
+      "integrity": "sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw==",
+      "dev": true
     },
     "baseline-browser-mapping": {
       "version": "2.8.16",
@@ -10551,9 +10541,9 @@
       }
     },
     "body-parser": {
-      "version": "2.2.1",
-      "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-2.2.1.tgz",
-      "integrity": "sha512-nfDwkulwiZYQIGwxdy0RUmowMhKcFVcYXUU7m4QlKYim1rUtg83xm2yjZ40QjDuc291AJjjeSc9b++AWHSgSHw==",
+      "version": "2.2.2",
+      "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-2.2.2.tgz",
+      "integrity": "sha512-oP5VkATKlNwcgvxi0vM0p/D3n2C3EReYVX+DNYs5TjZFn/oQt2j+4sVJtSMr18pdRr8wjTcBl6LoV+FUwzPmNA==",
       "requires": {
         "bytes": "^3.1.2",
         "content-type": "^1.0.5",
@@ -10561,7 +10551,7 @@
         "http-errors": "^2.0.0",
         "iconv-lite": "^0.7.0",
         "on-finished": "^2.4.1",
-        "qs": "^6.14.0",
+        "qs": "^6.14.1",
         "raw-body": "^3.0.1",
         "type-is": "^2.0.1"
       },
@@ -10600,6 +10590,7 @@
       "version": "1.1.12",
       "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.12.tgz",
       "integrity": "sha512-9T9UjW3r0UW5c1Q7GTwllptXwhvYmEzFhzMfZ9H7FQWt+uZePjZPjBP/W1ZEyZ1twGWom5/56TF4lPcqjnDHcg==",
+      "dev": true,
       "requires": {
         "balanced-match": "^1.0.0",
         "concat-map": "0.0.1"
@@ -10618,7 +10609,6 @@
       "resolved": "https://registry.npmjs.org/browserslist/-/browserslist-4.26.3.tgz",
       "integrity": "sha512-lAUU+02RFBuCKQPj/P6NgjlbCnLBMp4UtgTx7vNHd3XSIJF87s9a5rA3aH2yw3GS9DqZAUbOtZdCCiZeVRqt0w==",
       "dev": true,
-      "peer": true,
       "requires": {
         "baseline-browser-mapping": "^2.8.9",
         "caniuse-lite": "^1.0.30001746",
@@ -10822,7 +10812,8 @@
     "concat-map": {
       "version": "0.0.1",
       "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
-      "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s="
+      "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=",
+      "dev": true
     },
     "concat-stream": {
       "version": "2.0.0",
@@ -11107,7 +11098,6 @@
       "resolved": "https://registry.npmjs.org/eslint/-/eslint-8.57.1.tgz",
       "integrity": "sha512-ypowyDxpVSYpkXr9WPv2PAZCtNip1Mv5KTW0SCurXv/9iOpcrH9PaqUElksqEB6pChqHGDRCFTyrZlGhnLNGiA==",
       "dev": true,
-      "peer": true,
       "requires": {
         "@eslint-community/eslint-utils": "^4.2.0",
         "@eslint-community/regexpp": "^4.6.1",
@@ -11379,17 +11369,18 @@
       }
     },
     "express": {
-      "version": "5.1.0",
-      "resolved": "https://registry.npmjs.org/express/-/express-5.1.0.tgz",
-      "integrity": "sha512-DT9ck5YIRU+8GYzzU5kT3eHGA5iL+1Zd0EutOmTE9Dtk+Tvuzd23VBU+ec7HPNSTxXYO55gPV/hq4pSBJDjFpA==",
+      "version": "5.2.1",
+      "resolved": "https://registry.npmjs.org/express/-/express-5.2.1.tgz",
+      "integrity": "sha512-hIS4idWWai69NezIdRt2xFVofaF4j+6INOpJlVOLDO8zXGpUVEVzIYk12UUi2JzjEzWL3IOAxcTubgz9Po0yXw==",
       "requires": {
         "accepts": "^2.0.0",
-        "body-parser": "^2.2.0",
+        "body-parser": "^2.2.1",
         "content-disposition": "^1.0.0",
         "content-type": "^1.0.5",
         "cookie": "^0.7.1",
         "cookie-signature": "^1.2.1",
         "debug": "^4.4.0",
+        "depd": "^2.0.0",
         "encodeurl": "^2.0.0",
         "escape-html": "^1.0.3",
         "etag": "^1.8.1",
@@ -11645,7 +11636,8 @@
     "fs.realpath": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz",
-      "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8="
+      "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8=",
+      "dev": true
     },
     "fsevents": {
       "version": "2.3.3",
@@ -11728,6 +11720,7 @@
       "version": "7.1.7",
       "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.7.tgz",
       "integrity": "sha512-OvD9ENzPLbegENnYP5UUfJIirTg4+XwMWGaQfQTY0JenxNvvIKP3U3/tAQSPIu/lHxXYSZmpXlUHeqAIdKzBLQ==",
+      "dev": true,
       "requires": {
         "fs.realpath": "^1.0.0",
         "inflight": "^1.0.4",
@@ -11948,6 +11941,7 @@
       "version": "1.0.6",
       "resolved": "https://registry.npmjs.org/inflight/-/inflight-1.0.6.tgz",
       "integrity": "sha1-Sb1jMdfQLQwJvJEKEHW6gWW1bfk=",
+      "dev": true,
       "requires": {
         "once": "^1.3.0",
         "wrappy": "1"
@@ -12108,7 +12102,6 @@
       "resolved": "https://registry.npmjs.org/jest/-/jest-30.2.0.tgz",
       "integrity": "sha512-F26gjC0yWN8uAA5m5Ss8ZQf5nDHWGlN/xWZIh8S5SRbsEKBovwZhxGd6LJlbZYxBgCYOtreSUyb8hpXyGC5O4A==",
       "dev": true,
-      "peer": true,
       "requires": {
         "@jest/core": "30.2.0",
         "@jest/types": "30.2.0",
@@ -12950,9 +12943,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.21",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
-      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
+      "version": "4.17.23",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.23.tgz",
+      "integrity": "sha512-LgVTMpQtIopCi79SJeDiP0TfWi5CNEc/L/aRdTh3yIvmZXTnheWpKjSZhnvMl8iXbC1tFg9gdHHDMLoV7CnG+w=="
     },
     "lodash.memoize": {
       "version": "4.1.2",
@@ -13057,6 +13050,7 @@
       "version": "3.1.2",
       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.1.2.tgz",
       "integrity": "sha512-J7p63hRiAjw1NDEww1W7i37+ByIrOWO5XQQAzZ3VOcL0PNybwpfmV/N05zFAzwQ9USyEcX6t3UO+K5aqBQOIHw==",
+      "dev": true,
       "requires": {
         "brace-expansion": "^1.1.7"
       }
@@ -13347,7 +13341,8 @@
     "path-is-absolute": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.1.tgz",
-      "integrity": "sha1-F0uSaHNVNP+8es5r9TpanhtcX18="
+      "integrity": "sha1-F0uSaHNVNP+8es5r9TpanhtcX18=",
+      "dev": true
     },
     "path-key": {
       "version": "3.1.1",
@@ -13480,9 +13475,9 @@
       "dev": true
     },
     "qs": {
-      "version": "6.14.0",
-      "resolved": "https://registry.npmjs.org/qs/-/qs-6.14.0.tgz",
-      "integrity": "sha512-YWWTjgABSKcvs/nWBi9PycY/JiPJqOD4JA6o9Sej2AtvSGarXxKC3OQSk4pAarbdQlKAh5D4FCQkJNkW+GAn3w==",
+      "version": "6.15.0",
+      "resolved": "https://registry.npmjs.org/qs/-/qs-6.15.0.tgz",
+      "integrity": "sha512-mAZTtNCeetKMH+pSjrb76NAM8V9a05I9aBZOHztWy/UqcJdQYNsf59vrRKWnojAT9Y+GbIvoTBC++CPHqpDBhQ==",
       "requires": {
         "side-channel": "^1.1.0"
       }
@@ -13986,7 +13981,8 @@
     "sprintf-js": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
-      "integrity": "sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw="
+      "integrity": "sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw=",
+      "dev": true
     },
     "sshpk": {
       "version": "1.18.0",
@@ -14276,8 +14272,7 @@
       "version": "5.9.3",
       "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
       "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
-      "dev": true,
-      "peer": true
+      "dev": true
     },
     "uglify-js": {
       "version": "3.19.3",
@@ -14546,14 +14541,10 @@
       "integrity": "sha512-a4UGQaWPH59mOXUYnAG2ewncQS4i4F43Tv3JoAM+s2VDAmS9NsK8GpDMLrCHPksFT7h3K6TOoUNn2pb7RoXx4g==",
       "dev": true
     },
-    "yamljs": {
-      "version": "0.3.0",
-      "resolved": "https://registry.npmjs.org/yamljs/-/yamljs-0.3.0.tgz",
-      "integrity": "sha512-C/FsVVhht4iPQYXOInoxUM/1ELSf9EsgKH34FofQOp6hwCPrW4vG4w5++TED3xRUo8gD7l0P1J1dLlDYzODsTQ==",
-      "requires": {
-        "argparse": "^1.0.7",
-        "glob": "^7.0.5"
-      }
+    "yaml": {
+      "version": "2.8.2",
+      "resolved": "https://registry.npmjs.org/yaml/-/yaml-2.8.2.tgz",
+      "integrity": "sha512-mplynKqc1C2hTVYxd0PU2xQAc22TI1vShAYGksCCfxbn/dFwnHTNi1bvYsBTkhdUNtGIf5xNOg938rrSSYvS9A=="
     },
     "yargs": {
       "version": "18.0.0",
diff --git a/package.json b/package.json
index f0b9a01..eb1f35a 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@nmshd/typescript-rest",
-  "version": "3.2.2",
+  "version": "3.2.3",
   "description": "A Library to create RESTFul APIs with Typescript",
   "keywords": [
     "API",
@@ -64,16 +64,16 @@
     "@types/cookie-parser": "^1.4.9",
     "@types/express": "^5.0.3",
     "@types/multer": "^2.0.0",
-    "body-parser": "^2.2.1",
+    "body-parser": "^2.2.2",
     "cookie-parser": "^1.4.7",
-    "express": "^5.1.0",
+    "express": "^5.2.1",
     "fs-extra": "^11.3.2",
-    "lodash": "^4.17.21",
+    "lodash": "^4.17.23",
     "multer": "^2.0.2",
     "reflect-metadata": "^0.2.2",
     "require-glob": "^4.1.0",
     "swagger-ui-express": "^5.0.1",
-    "yamljs": "^0.3.0"
+    "yaml": "^2.8.2"
   },
   "devDependencies": {
     "@js-soft/license-check": "^1.0.10",
@@ -84,7 +84,6 @@
     "@types/lodash": "^4.17.20",
     "@types/node": "^24.7.2",
     "@types/request": "^2.48.13",
-    "@types/yamljs": "^0.2.34",
     "@typescript-eslint/eslint-plugin": "^6.20.0",
     "@typescript-eslint/parser": "^6.20.0",
     "cross-env": "^10.1.0",
diff --git a/src/server/server.ts b/src/server/server.ts
index 9a4ad01..aa115a8 100644
--- a/src/server/server.ts
+++ b/src/server/server.ts
@@ -6,7 +6,7 @@ import * as fs from 'fs-extra';
 import * as _ from 'lodash';
 import 'multer';
 import * as path from 'path';
-import * as YAML from 'yamljs';
+import * as YAML from 'yaml';
 import { FileLimits, HttpMethod, ParameterConverter, ServiceAuthenticator, ServiceFactory } from './model/server-types';
 import { ServerContainer } from './server-container';
 
@@ -281,7 +281,11 @@ export class Server {
             });
             router.get(path.posix.join('/', options.endpoint, 'yaml'), (req, res) => {
                 res.set('Content-Type', 'text/vnd.yaml');
-                res.send(YAML.stringify(swaggerDocument, 1000));
+                res.send(
+                    YAML.stringify(swaggerDocument, {
+                        indent: 4
+                    })
+                );
             });
             router.use(
                 path.posix.join('/', options.endpoint),
@@ -296,7 +300,7 @@ export class Server {
     private static loadSwaggerDocument(options: SwaggerOptions) {
         let swaggerDocument: any;
         if (_.endsWith(options.filePath, '.yml') || _.endsWith(options.filePath, '.yaml')) {
-            swaggerDocument = YAML.load(options.filePath);
+            swaggerDocument = YAML.parse(fs.readFileSync(options.filePath, 'utf8'));
         } else {
             swaggerDocument = fs.readJSONSync(options.filePath);
         }
diff --git a/test/integration/swagger.spec.ts b/test/integration/swagger.spec.ts
index a9e1c48..d40d250 100644
--- a/test/integration/swagger.spec.ts
+++ b/test/integration/swagger.spec.ts
@@ -1,7 +1,8 @@
 import * as express from 'express';
+import { readFileSync } from 'fs';
 import * as _ from 'lodash';
 import * as request from 'request';
-import * as YAML from 'yamljs';
+import * as YAML from 'yaml';
 import { Server } from '../../src/typescript-rest';
 
 let server: any;
@@ -41,7 +42,7 @@ export function startApi(): Promise<void> {
     return new Promise<void>((resolve, reject) => {
         const app: express.Application = express();
         app.set('env', 'test');
-        swaggerFile = YAML.load('./test/data/swagger.yaml');
+        swaggerFile = YAML.parse(readFileSync('./test/data/swagger.yaml', 'utf8'));
         Server.swagger(app, {
             endpoint: 'api-docs',
             filePath: './test/data/swagger.yaml',