CVE-2026-86484

Stored XSS via AngularJS Template Injection in JetBrains YouTrack Assignee Names

Published Sep 7, 2026 CVSS 3.1 · 4.6 Medium EPSS < 1% KEV · Not listed
Description
In JetBrains YouTrack before 2026.2.18634 angularJS template injection in assignee names led to stored XSS

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Title Stored XSS via AngularJS Template Injection in JetBrains YouTrack Assignee Names
Type Values Removed Values Added
First Time appeared Jetbrains
Jetbrains youtrack
Vendors & Products Jetbrains
Jetbrains youtrack
Type Values Removed Values Added
Description In JetBrains YouTrack before 2026.2.18634 angularJS template injection in assignee names led to stored XSS
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 4.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
JetBrains
Published
Updated
Sep 8, 2026, 10:35 AM
Reserved
Sep 7, 2026, 4:13 PM
Status
Deferred
Published
Sep 7, 2026, 5:17 PM
Modified
Sep 8, 2026, 3:30 PM