CVE-2026-103490: CWE-862 in JetBrains YouTrack
In JetBrains YouTrack before 2026.2.19422 privilege escalation was possible via user group links
AI Analysis
Technical Summary
This vulnerability (CWE-862) in JetBrains YouTrack allows privilege escalation via user group links in versions prior to 2026.2.19422. The issue arises from insufficient authorization checks, enabling users with certain privileges to gain higher access than intended. The CVSS 3.1 score of 7.2 reflects network attack vector, low attack complexity, high confidentiality, integrity, and availability impacts, and requires privileges but no user interaction.
Potential Impact
Successful exploitation can lead to unauthorized privilege escalation, potentially allowing an attacker to gain elevated access rights within YouTrack. This can compromise confidentiality, integrity, and availability of the affected system.
Mitigation Recommendations
Upgrade JetBrains YouTrack to version 2026.2.19422 or later, where this vulnerability has been fixed. No additional mitigation steps are indicated.
CVE-2026-103490: CWE-862 in JetBrains YouTrack
Description
In JetBrains YouTrack before 2026.2.19422 privilege escalation was possible via user group links
CVSS v3.1
Score 7.2high
Affected software
JetBrains
YouTrack
pkg:maven/com.jetbrains/youtrackRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CWE-862) in JetBrains YouTrack allows privilege escalation via user group links in versions prior to 2026.2.19422. The issue arises from insufficient authorization checks, enabling users with certain privileges to gain higher access than intended. The CVSS 3.1 score of 7.2 reflects network attack vector, low attack complexity, high confidentiality, integrity, and availability impacts, and requires privileges but no user interaction.
Potential Impact
Successful exploitation can lead to unauthorized privilege escalation, potentially allowing an attacker to gain elevated access rights within YouTrack. This can compromise confidentiality, integrity, and availability of the affected system.
Mitigation Recommendations
Upgrade JetBrains YouTrack to version 2026.2.19422 or later, where this vulnerability has been fixed. No additional mitigation steps are indicated.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- JetBrains
- Date Reserved
- 2026-09-30T17:07:13.220Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6abe7488a43b0b3b89bd1c5d
Added to database: 10/01/2026, 14:56:08 UTC
Last enriched: 10/01/2026, 15:16:32 UTC
Last updated: 10/02/2026, 01:09:44 UTC
Views: 5
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