CVE-2025-68130
tRPC allows users to build and consume fully typesafe APIs without schemas or code generation. Starting in version 10.27.0 and prior to versions 10.45.3 and 11.8.0, a A prototype pollution vulnerability exists in `@trpc/server`'s `formDataToObject` function, which is used by the Next.js App Router adapter. An attacker can pollute `Object.prototype` by submitting specially crafted FormData field names, potentially leading to authorization bypass, denial of service, or other security impacts. Note that this vulnerability is only present when using `experimental_caller` / `experimental_nextAppDirCaller`. Versions 10.45.3 and 11.8.0 fix the issue.
- Score
- CVSS 4.0 8.5 High
- Status
- Deferred - security-advisories@github.com
- Published
- 2025-12-16
- Last modified
- 2026-10-13
- Weaknesses
- CWE-1321
Affected products
References
- https://github.com/trpc/trpc/security/advisories/GHSA-43p4-m455-4f4j