Missing Authorization in YouTrack - CVE-2026-75044
Published: August 17, 2026
Vulnerability identifier: #VU143861
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-2026-75044
CWE-ID: CWE-862
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to delete arbitrary entities.
The vulnerability exists due to improper authorization in the mailbox endpoint when handling requests. A remote user can send a crafted request to delete arbitrary entities.
Affected software
YouTrack
How to mitigate CVE-2026-75044
Install security update from vendor's website.
YouTrack - addressed in versions 2025.3.156085, 2026.1.13914, 2026.2.18095