All vulnerabilities
CVE-2026-103494

In JetBrains YouTrack before 2026.2.19422 privilege escalation was possible via user group membership changes

JetBrains YouTrack
CVSS
6.6Medium
ExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)0.21%Chance of exploitation activity in the next 30 days, higher than 10% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed in2026.2.19422Fixed versionCVE List
Published1 Oct 2026Updated 2 Oct 2026CVE List

What fixes it

A fixed version on one release line is not the upgrade target for every line. Check your exact version and any vendor backports.

Affected versions 1

  • YouTrackaffected: all versions before 2026.2.19422CVE List

References 1