CVE-2026-103488

Missing Authorization Allows Self‑Add to Project Teams in JetBrains YouTrack

Published Oct 1, 2026 CVSS 3.1 · 7.1 High EPSS < 1% KEV · Not listed
Description
In JetBrains YouTrack before 2026.2.19422 missing authorisation allowed authenticated users to add themselves to project teams and access restricted issues

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:a:jetbrains:youtrack:*:*:*:*:*:*:*:*
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Jetbrains
Jetbrains youtrack
Vendors & Products Jetbrains
Jetbrains youtrack
Type Values Removed Values Added
Title Missing Authorization Allows Self‑Add to Project Teams in JetBrains YouTrack
Type Values Removed Values Added
Description In JetBrains YouTrack before 2026.2.19422 missing authorisation allowed authenticated users to add themselves to project teams and access restricted issues
Weaknesses CWE-863
References
Metrics cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
JetBrains
Published
Updated
Oct 1, 2026, 1:37 PM
Reserved
Sep 30, 2026, 5:07 PM
Status
Analyzed
Published
Oct 1, 2026, 10:17 AM
Modified
Oct 5, 2026, 12:44 PM