In JetBrains YouTrack before 2026.2.18068 stored XSS via the fenced code-block language label was possible
Fix
Patch, vendor advisory and mitigation references on NVD 1
- https://www.jetbrains.com/privacy-security/issues-fixed/ Vendor Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 8.2 · jetbrainsNVD modified 2026-10-23 16:10
Affected (CPE criteria) 1
cpe:2.3:a:jetbrains:youtrack:*:*:*:*:*:*:*:*
References 1
- https://www.jetbrains.com/privacy-security/issues-fixed/ Vendor Advisory