Incorrect authorization in Discourse - CVE-2025-68666
Published: January 29, 2026
Vulnerability identifier: #VU122126
CSH Severity: Low
CVSS v4: 5.9 [CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-68666
CWE-ID: CWE-863
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to bypass authorization process.
The vulnerability exists due to incorrect authorization. A remote administrator can view users archives.
Affected software
Discourse
How to mitigate CVE-2025-68666
Install updates from vendor's website.
Discourse - addressed in versions 3.5.4, 2025.11.2, 2025.12.1, 2026.1.0