Description
In JetBrains YouTrack before 2025.3.156085, 2026.1.13914, 2026.2.18095 missing authorisation allowed an authenticated user to delete arbitrary entities via the mailbox endpoint
Affected products
jetbrains: youtrack
References1
- www.jetbrains.com/privacy-security/issues-fixed/ Vendor Advisory
Metrics
- CVSS 3.1
-
8.1
HIGH
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H - EPSS — exploit probability
- 0% percentile: 37 · as of 11 November 2026
- CWE
- CWE-862
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.