Mockoon: Unauthenticated admin API + wildcard CORS allows mock-state hijack and secret theft

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-2026-59148 · CVE overview and exploitation status

EUVD-2026-42683

GHSA-rqx4-3f6q-3x2v

cve-program · CVE-2026-59148

• https://github.com/mockoon/mockoon/security/advisories/GHSA-rqx4-3f6q-3x2v
• https://github.com/mockoon/mockoon/pull/2254
• https://github.com/mockoon/mockoon/commit/c420b5a56918475b8663977b51e5f986e45b3299
• https://github.com/mockoon/mockoon/releases/tag/v9.7.0
• https://mockoon.com/releases/9.7.0

euvd · EUVD-2026-42683

• https://github.com/mockoon/mockoon/security/advisories/GHSA-rqx4-3f6q-3x2v
• https://github.com/mockoon/mockoon/pull/2254
• https://github.com/mockoon/mockoon/commit/c420b5a56918475b8663977b51e5f986e45b3299
• https://github.com/mockoon/mockoon/releases/tag/v9.7.0
• https://mockoon.com/releases/9.7.0

nvd · CVE-2026-59148

• https://github.com/mockoon/mockoon/commit/c420b5a56918475b8663977b51e5f986e45b3299
• https://github.com/mockoon/mockoon/pull/2254
• https://github.com/mockoon/mockoon/releases/tag/v9.7.0
• https://github.com/mockoon/mockoon/security/advisories/GHSA-rqx4-3f6q-3x2v
• https://mockoon.com/releases/9.7.0

osv · GHSA-rqx4-3f6q-3x2v

• https://github.com/mockoon/mockoon/security/advisories/GHSA-rqx4-3f6q-3x2v
• https://nvd.nist.gov/vuln/detail/CVE-2026-59148
• https://github.com/mockoon/mockoon/pull/2254
• https://github.com/mockoon/mockoon/commit/c420b5a56918475b8663977b51e5f986e45b3299
• 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.