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fix(security): add base64 validation consistency in agent-setup.ts #2988

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Merged
louisgv merged 1 commit into from
Mar 25, 2026
Merged

fix(security): add base64 validation consistency in agent-setup.ts #2988

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2 changes: 1 addition & 1 deletion packages/cli/package.json
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
{
"name": "@openrouter/spawn",
"version": "0.26.1",
"version": "0.26.2",
"type": "module",
"bin": {
"spawn": "cli.js"
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15 changes: 15 additions & 0 deletions packages/cli/src/shared/agent-setup.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -554,6 +554,12 @@ export async function startGateway(runner: CloudRunner): Promise<void> {

const wrapperB64 = Buffer.from(wrapperScript).toString("base64");
const unitB64 = Buffer.from(unitFile).toString("base64");
if (!/^[A-Za-z0-9+/=]+$/.test(wrapperB64)) {
throw new Error("Unexpected characters in base64 output");
}
if (!/^[A-Za-z0-9+/=]+$/.test(unitB64)) {
throw new Error("Unexpected characters in base64 output");
}

const script = [
"source ~/.spawnrc 2>/dev/null",
Expand Down Expand Up @@ -855,6 +861,15 @@ export async function setupAutoUpdate(runner: CloudRunner, agentName: string, up
const wrapperB64 = Buffer.from(wrapperScript).toString("base64");
const unitB64 = Buffer.from(unitFile).toString("base64");
const timerB64 = Buffer.from(timerFile).toString("base64");
if (!/^[A-Za-z0-9+/=]+$/.test(wrapperB64)) {
throw new Error("Unexpected characters in base64 output");
}
if (!/^[A-Za-z0-9+/=]+$/.test(unitB64)) {
throw new Error("Unexpected characters in base64 output");
}
if (!/^[A-Za-z0-9+/=]+$/.test(timerB64)) {
throw new Error("Unexpected characters in base64 output");
}

const script = [
"if ! command -v systemctl >/dev/null 2>&1; then exit 0; fi",
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