Missing Authorization in YouTrack - CVE-2026-57923
Published: August 17, 2026
Vulnerability identifier: #VU143837
CSH Severity: Low
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-57923
CWE-ID: CWE-862
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to modify project settings.
The vulnerability exists due to improper access control in the app configurations endpoint when handling requests to modify configuration data. A remote user can send a crafted request to modify project settings.
Affected software
YouTrack
How to mitigate CVE-2026-57923
Install security update from vendor's website.
YouTrack - update to 2026.2.16593