Mockoon: Path traversal in templated `filePath` lets a request escape the served directory (prefix-only base check)

Publishers link these advisories through the identifiers shown below. A shared identifier or date alone does not tell you whether your software is affected or whether the advisories describe the same cause.

CVE-2026-59149 · CVE overview and exploitation status

EUVD-2026-42684

GHSA-8wqc-v2q8-vff2

cve-program · CVE-2026-59149

• https://github.com/mockoon/mockoon/security/advisories/GHSA-8wqc-v2q8-vff2
• https://github.com/mockoon/mockoon/pull/2255
• https://github.com/mockoon/mockoon/commit/b42bdfb7f82e83f0e81bea8e6fe41adf5ec82585
• https://github.com/mockoon/mockoon/releases/tag/v9.7.0
• https://mockoon.com/releases/9.7.0

euvd · EUVD-2026-42684

• https://github.com/mockoon/mockoon/security/advisories/GHSA-8wqc-v2q8-vff2
• https://github.com/mockoon/mockoon/pull/2255
• https://github.com/mockoon/mockoon/commit/b42bdfb7f82e83f0e81bea8e6fe41adf5ec82585
• https://github.com/mockoon/mockoon/releases/tag/v9.7.0
• https://mockoon.com/releases/9.7.0

nvd · CVE-2026-59149

• https://github.com/mockoon/mockoon/commit/b42bdfb7f82e83f0e81bea8e6fe41adf5ec82585
• https://github.com/mockoon/mockoon/pull/2255
• https://github.com/mockoon/mockoon/releases/tag/v9.7.0
• https://github.com/mockoon/mockoon/security/advisories/GHSA-8wqc-v2q8-vff2
• https://mockoon.com/releases/9.7.0

osv · GHSA-8wqc-v2q8-vff2

• https://github.com/mockoon/mockoon/security/advisories/GHSA-8wqc-v2q8-vff2
• https://nvd.nist.gov/vuln/detail/CVE-2026-59149
• https://github.com/mockoon/mockoon/pull/2255
• https://github.com/mockoon/mockoon/commit/b42bdfb7f82e83f0e81bea8e6fe41adf5ec82585
• https://github.com/mockoon/mockoon
• https://github.com/mockoon/mockoon/releases/tag/v9.7.0
• https://mockoon.com/releases/9.7.0

No related changes are available here.