diff --git a/apps/oxlint/package.json b/apps/oxlint/package.json
index 0e3a0d91ea3b8..7632d1621b912 100644
--- a/apps/oxlint/package.json
+++ b/apps/oxlint/package.json
@@ -47,7 +47,7 @@
     "@types/node": "catalog:",
     "@typescript-eslint/parser": "^8.54.0",
     "@typescript-eslint/scope-manager": "^8.54.0",
-    "ajv": "^6.12.6",
+    "ajv": "^8.18.0",
     "cross-env": "catalog:",
     "eslint": "catalog:",
     "eslint-vitest-rule-tester": "^3.0.1",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index b89bc2953239d..2ea1006bcdf06 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -130,8 +130,8 @@ importers:
         specifier: ^8.54.0
         version: 8.54.0
       ajv:
-        specifier: ^6.12.6
-        version: 6.12.6
+        specifier: ^8.18.0
+        version: 8.18.0
       cross-env:
         specifier: 'catalog:'
         version: 10.1.0
@@ -2849,6 +2849,9 @@ packages:
   ajv@6.12.6:
     resolution: {integrity: sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==}
 
+  ajv@8.18.0:
+    resolution: {integrity: sha512-PlXPeEWMXMZ7sPYOHqmDyCJzcfNrUr3fGNKtezX14ykXOEIvyK81d+qydx89KY5O71FKMPaQ2vBfBFI5NHR63A==}
+
   alpinejs@3.15.2:
     resolution: {integrity: sha512-2kYF2aG+DTFkE6p0rHG5XmN4VEb6sO9b02aOdU4+i8QN6rL0DbRZQiypDE1gBcGO65yDcqMz5KKYUYgMUxgNkw==}
 
@@ -3396,6 +3399,9 @@ packages:
   fast-safe-stringify@2.1.1:
     resolution: {integrity: sha512-W+KJc2dmILlPplD/H4K9l9LcAHAfPtP6BY84uVLXQ6Evcz9Lcg33Y2z1IVblT6xdY54PXYVHEv+0Wpq8Io6zkA==}
 
+  fast-uri@3.1.0:
+    resolution: {integrity: sha512-iPeeDKJSWf4IEOasVVrknXpaBV0IApz/gp7S2bb7Z4Lljbl2MGJRqInZiUrQwV16cpzw/D3S5j5Julj/gT52AA==}
+
   fdir@6.5.0:
     resolution: {integrity: sha512-tIbYtZbucOs0BRGqPJkshJUYdL+SDH7dVM8gjy+ERp3WAUjLEFJE+02kanyHtwjWOnwrKYBiwAmM0p4kLJAnXg==}
     engines: {node: '>=12.0.0'}
@@ -3674,6 +3680,9 @@ packages:
   json-schema-traverse@0.4.1:
     resolution: {integrity: sha512-xbbCH5dCYU5T8LcEhhuh7HJ88HXuW3qsI3Y0zOZFKfZEHcpWiHU/Jxzk629Brsab/mMiHQti9wMP+845RPe3Vg==}
 
+  json-schema-traverse@1.0.0:
+    resolution: {integrity: sha512-NM8/P9n3XjXhIZn1lLhkFaACTOURQXjWhV4BA/RnOv8xvgqtqpAX9IO4mRQxSx1Rlo4tqzeqb0sOlruaOy3dug==}
+
   json-stable-stringify-without-jsonify@1.0.1:
     resolution: {integrity: sha512-Bdboy+l7tA3OGW6FjyFHWkP5LuByj1Tk33Ljyq0axyzdk9//JSi2u3fP1QSmd1KNwq6VOKYGlAu87CisVir6Pw==}
 
@@ -4105,6 +4114,10 @@ packages:
   reflect-metadata@0.2.2:
     resolution: {integrity: sha512-urBwgfrvVP/eAyXx4hluJivBKzuEbSQs9rKWCrCkbSxNv8mxPcUZKeuoF3Uy4mJl3Lwprp6yy5/39VWigZ4K6Q==}
 
+  require-from-string@2.0.2:
+    resolution: {integrity: sha512-Xf0nWe6RseziFMu+Ap9biiUbmplq6S9/p+7w7YXP/JBHhrUDDUhwa+vANyubuqfZWTveU//DYVGsDG7RKL/vEw==}
+    engines: {node: '>=0.10.0'}
+
   resolve-from@4.0.0:
     resolution: {integrity: sha512-pb/MYmXstAkysRFx8piNI1tGFNQIFA3vkE3Gq4EuA1dF6gHp/+vgZqsCGJapvy8N3Q+4o7FwvquPJcnZ7RYy4g==}
     engines: {node: '>=4'}
@@ -6936,6 +6949,13 @@ snapshots:
       json-schema-traverse: 0.4.1
       uri-js: 4.4.1
 
+  ajv@8.18.0:
+    dependencies:
+      fast-deep-equal: 3.1.3
+      fast-uri: 3.1.0
+      json-schema-traverse: 1.0.0
+      require-from-string: 2.0.2
+
   alpinejs@3.15.2:
     dependencies:
       '@vue/reactivity': 3.1.5
@@ -7577,6 +7597,8 @@ snapshots:
 
   fast-safe-stringify@2.1.1: {}
 
+  fast-uri@3.1.0: {}
+
   fdir@6.5.0(picomatch@4.0.3):
     optionalDependencies:
       picomatch: 4.0.3
@@ -7820,6 +7842,8 @@ snapshots:
 
   json-schema-traverse@0.4.1: {}
 
+  json-schema-traverse@1.0.0: {}
+
   json-stable-stringify-without-jsonify@1.0.1: {}
 
   json2mq@0.2.0:
@@ -8193,6 +8217,8 @@ snapshots:
 
   reflect-metadata@0.2.2: {}
 
+  require-from-string@2.0.2: {}
+
   resolve-from@4.0.0: {}
 
   resolve-pkg-maps@1.0.0: {}