CVE-2026-86492

high

Description

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

References

https://www.jetbrains.com/privacy-security/issues-fixed/

Details

Source: Mitre, NVD

Published: 2026-09-07

Updated: 2026-09-08

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:P/A:N

Severity: High

CVSS v3

Base Score: 8.5

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

Severity: High

EPSS

EPSS: 0.00561