Critical severity9.8NVD Advisory· Published Sep 23, 2026· Updated Sep 23, 2026
CVE-2026-96759
CVE-2026-96759
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.
Affected products
1- Range: <8.29.0
Patches
Vulnerability mechanics
References
5- github.com/orval-labs/orval/blob/v8.28.1/packages/query/src/query-generator.tsnvd
- github.com/orval-labs/orval/commit/b28c53f3e0c06190e0f6ea136737e6316432448fnvd
- github.com/orval-labs/orval/pull/4008nvd
- github.com/orval-labs/orval/security/advisories/GHSA-vv88-cm6j-665jnvd
- www.vulncheck.com/advisories/orval-before-8.29.0-code-injection-via-operationidnvd
News mentions
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