Arbitrary Code Execution

Orval is vulnerable to Arbitrary Code Execution. The vulnerability is due to incomplete sanitization of untrusted input during code generation, where insufficient escaping in jsStringEscape allows attackers to inject executable JavaScript using only non-alphanumeric characters via JSFuck...

CVE-2026-25141 Orval has a code injection via unsanitized x-enum-descriptions uing JS comments

Orval generates type-safe JS clients TypeScript from any valid OpenAPI v3 or Swagger v2 specification. Versions starting with 7.19.0 and prior to 7.21.0 and 8.2.0 have an incomplete fix for CVE-2026-23947. While the jsStringEscape function properly handles single quotes ', double quotes " and so...

Arbitrary Code Execution

Orval is vulnerable to Arbitrary Code Execution. The vulnerability is due to unsanitized embedding of untrusted OpenAPI fields, where attacker-controlled values in the x-enumDescriptions field are injected without proper escaping during enum generation, resulting in executable JavaScript/TypeScri...

EUVD-2026-3590

Orval has a code injection via unsanitized x-enum-descriptions in enum generation...

CVE-2026-23947

Orval generates type-safe JS clients TypeScript from any valid OpenAPI v3 or Swagger v2 specification. Versions prior to 7.19.0 until 8.0.2 are vulnerable to arbitrary code execution in environments consuming generated clients. This issue is similar in nature to CVE-2026-22785, but affects a...

CVE-2026-23947 Orval MCP client is vulnerable to code injection via unsanitized x-enum-descriptions in enum generation

Orval generates type-safe JS clients TypeScript from any valid OpenAPI v3 or Swagger v2 specification. Versions prior to 7.19.0 until 8.0.2 are vulnerable to arbitrary code execution in environments consuming generated clients. This issue is similar in nature to CVE-2026-22785, but affects a...

PT-2026-2296

Name of the Vulnerable Software and Affected Versions orval versions prior to 7.18.0 Description orval generates type-safe JS clients TypeScript from OpenAPI specifications. Before version 7.18.0, the server generation logic in the MCP component used string manipulation on the summary field from...