CVE-2026-86483

In JetBrains YouTrack before 2026.2.18634 stored XSS via a custom field on Agile board cards was possible

Published Sep 7, 2026
CVSS 5.4 medium
0.6% chance of exploitation in the next 30 days (EPSS)
A fix is available

Affected software

JetBrains YouTrack

CVE-2026-86483 at the National Vulnerability Database