CVE-2026-103491CWE-639

CVE-2026-103491

Medium · published October 1, 2026

CVSS v3.1
6.5
EPSS
0%
Percentile
9.4
In the wild
Unconfirmed
What it is

In JetBrains YouTrack before 2026.2.19422 iDOR in the issue activities API allowed reading restricted issues

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00201 · 9.4th percentile
Weakness
CWE-639 · Authorization Bypass Through User-Controlled Key
Published
2026-10-01T14:17Z
Affected products (1)
ProductVersionsFixed in
jetbrains/youtrack< 2026.2.194222026.2.19422
References (1)
https://www.jetbrains.com/privacy-security/issues-fixed/ · [email protected]
EPSS history
Timeline
  • 03 OCT 03:41Z
    EPSS moved — → 0%
    epss
  • 01 OCT 09:15Z
    In JetBrains YouTrack before 2026.2.19422 iDOR in the issue activities API allowed reading restricted issues
    cvelistv5