What is CVE-2026-22594?

CVE-2026-22594 is a high-severity vulnerability in Tryghost Ghost, classified under Improper Authentication. CVSS score: 8.1/10. Published 2026-01-10.

How severe is CVE-2026-22594?

High severity. CVSS v3 base score is 8.1 out of 10.

Auth bypass in Tryghost Ghost

CVE-2026-22594

Ghost is a Node.js content management system. In versions 5.105.0 through 5.130.5 and 6.0.0 through 6.10.3, a vulnerability in Ghost's 2FA mechanism allows staff users to skip email 2FA. This issue has been patched in versions 5.130.6 and…

Vulnerability class: Broken Authentication

EPSS: 0.000 (3.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

Affected products

Tryghost Ghost — versions >= 6.0.0, < 6.11.0, >= 5.105.0, < 5.130.6

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

https://github.com/TryGhost/Ghost/security/advisories/GHSA-5fp7-g646-ccf4 (x_refsource_CONFIRM)
https://github.com/TryGhost/Ghost/commit/b59f707f670e6f175b669977724ccf16c718430b (x_refsource_MISC)
https://github.com/TryGhost/Ghost/commit/fc7bc2fb0888513498154ec5cb4b21eccb88de07 (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-22594?: CVE-2026-22594 is a high-severity vulnerability in Tryghost Ghost, classified under Improper Authentication. CVSS score: 8.1/10. Published 2026-01-10.
How severe is CVE-2026-22594?: High severity. CVSS v3 base score is 8.1 out of 10.