CSRF in Mockoon

CVE-2026-59148

Mockoon provides way to design and run mock APIs. Prior to 9.7.0, Mockoon's admin API in commons-server/src/libs/server/admin-api.ts is mounted on the same Express listener as user-defined mock routes, enabled by default in shipped runtime…

Vulnerability class: Broken Authentication

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-59148?
CVE-2026-59148 is a high-severity vulnerability in Mockoon, classified under Missing Authentication for Critical Function. CVSS score: 8.8/10. Published 2026-07-09.
How severe is CVE-2026-59148?
High severity. CVSS v3 base score is 8.8 out of 10.