CVE-2026-86488
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 2026.2.18634 iDOR via the watchRules and issueListConfig endpoints exposed private saved searches

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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-2026-86488
EUVD
EUVD-2026-72504

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
jetbrains youtrack to 2026.2.18634 (exc)

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-639 The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.

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Executive Summary

This vulnerability is an Insecure Direct Object Reference (iDOR) in JetBrains YouTrack before version 2026.2.18634. It allows unauthorized access to private saved searches through the watchRules and issueListConfig endpoints.

Impact Analysis

An attacker with access to the system could view private saved searches, potentially exposing sensitive issue data or project details that should remain confidential.

Compliance Impact

This vulnerability could lead to unauthorized access to personal or sensitive data, potentially violating GDPR (data protection) and HIPAA (health information privacy) requirements by exposing confidential information.

Mitigation Strategies

Update JetBrains YouTrack to version 2026.2.18634 or later to address the iDOR vulnerability in the watchRules and issueListConfig endpoints.

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