CVE-2026-86479
Received Received - Intake

Insecure Direct Object Reference in JetBrains YouTrack

Publication date: 2026-09-07

Last updated on: 2026-09-07

Assigner: JetBrains s.r.o.

Description
In JetBrains YouTrack before 2026.2.18788, 2026.1.14055, 2025.3.161254 missing authorisation allowed access to restricted REST API resources via IDOR

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Meta Information

Published
2026-09-07
Last Modified
2026-09-07
Generated
2026-09-07
AI Q&A
2026-09-07
EPSS Evaluated
N/A
NVD
CVE-2026-86479
EUVD
EUVD-2026-72495

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
jetbrains youtrack to 2026.2.18788 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-862 The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

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Executive Summary

This vulnerability is an Insecure Direct Object Reference (IDOR) issue in JetBrains YouTrack before versions 2026.2.18788, 2026.1.14055, and 2025.3.161254. It allows unauthorized access to restricted REST API resources due to missing authorization checks.

Impact Analysis

An attacker could exploit this to access sensitive data or perform unauthorized actions through the REST API, potentially leading to data breaches or system compromise.

Compliance Impact

This vulnerability could lead to unauthorized access to personal or sensitive data, violating GDPR and HIPAA requirements for data protection and access controls.

Mitigation Strategies

Update JetBrains YouTrack to a patched version (2026.2.18788, 2026.1.14055, or 2025.3.161254) to address the missing authorization issue.

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