CVE-2026-96759
CRITICAL
NVD
CVSS Score
9.8
Severity
CRITICAL
Published
Sep 23, 2026
Vendor
unknown
Description
orval before 8.29.0 fails to escape the operationId parameter when emitting it into generated TanStack Query mutator options metadata objects. Attackers can inject arbitrary JavaScript code through a crafted operationId in an OpenAPI specification that executes when generated hooks are called.
References
- https://github.com/orval-labs/orval
- https://github.com/orval-labs/orval/blob/v8.28.1/packages/query/src/query-generator.ts#L784
- https://github.com/orval-labs/orval/commit/b28c53f3e0c06190e0f6ea136737e6316432448f
- https://github.com/orval-labs/orval/pull/4008
- https://github.com/orval-labs/orval/security/advisories/GHSA-vv88-cm6j-665j