CVE-2026-86492

8.5 highEPSS 0.9%

High (8.5). EPSS 0.9% chance of exploitation in the next 30 days.

In JetBrains YouTrack before 2026.2.18634 a shared token cache allowed cross-tenant theft of GitHub App installation tokens

Severity

8.5 high

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N

EPSS: 0.9% chance of exploitation in the next 30 days; higher than 59% of CVEs (scores of 2026-10-31)
CWE: CWE-488
Published: 2026-09-07
Modified: 2026-09-08
Record from: the NVD, synced 2026-10-19