CVE-2026-100275

EUVD-2026-90019
In JetBrains YouTrack before 2026.2.19197 stored XSS in the workflow error notification toast was possible
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.9 MEDIUM
NETWORK
LOW
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 8.77%
Affected Products (NVD)
VendorProductVersion
jetbrainsyoutrack
𝑥
< 2026.2.19197
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://www.jetbrains.com/privacy-security/issues-fixed/