EUVD-2026-72516
GHSA-843f-mhf7-mfc4
Severity by source
AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N
PR:L better reflects 'project update' as a contributor-level role, not full admin; S:C captures the privilege boundary crossing.
Primary rating from Vendor (JetBrains).
CVSS VectorVendor: JetBrains
Lifecycle Timeline
2DescriptionCVE.org
In JetBrains YouTrack before 2026.1.14047 a missing escalation check let a user with project update permissions grant themselves Project Admin
AnalysisAI
Privilege escalation in JetBrains YouTrack before version 2026.1.14047 allows an authenticated user holding project update permissions to grant themselves the Project Admin role without proper authorization. The vulnerability stems from a missing escalation check (CWE-266: Incorrect Privilege Assignment) in the project permissions workflow, enabling a project contributor to cross a privilege boundary and assume administrative control over a project. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | The attacker must be an authenticated YouTrack user who has been explicitly granted 'project update' permissions on at least one project in the target instance. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 3.1 vector AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N yields a 5.5 (Medium) score. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Upgrade JetBrains YouTrack to version 2026.1.14047 or later, which introduces the missing escalation check in the project permissions workflow. … Detailed patch versions, workarounds, and compensating controls in full report. |
Threat intelligence, references, and detailed analysis are available after sign-in.
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Same weakness CWE-266 – Incorrect Privilege Assignment
View allSame technique Privilege Escalation
View allShare
External POC / Exploit Code
Leaving vuln.today