CVE-2026-86492
Medium
Elevated severity or exploit probability.
CVSS base
8.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N
EPSS — probability of exploitation (30 days)
0.9%
57.9th percentile
CISA KEV
Not listed
Weakness / dates
CWE-488
Published 2026-09-07 · modified 2026-09-08
Description
In JetBrains YouTrack before 2026.2.18634 a shared token cache allowed cross-tenant theft of GitHub App installation tokens