CVE-2026-100273
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Authorization Bypass in JetBrains YouTrack Allows Code Execution

Publication date: 2026-09-30

Last updated on: 2026-09-30

Assigner: JetBrains s.r.o.

Description
In JetBrains YouTrack before 2026.2.19197 authorisation bypass in the scripts debugger allowed arbitrary code execution

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Meta Information

Published
2026-09-30
Last Modified
2026-09-30
Generated
2026-09-30
AI Q&A
2026-09-30
EPSS Evaluated
N/A
NVD
CVE-2026-100273
EUVD
EUVD-2026-90017

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
jetbrains youtrack to 2026.2.19197 (exc)

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-863 The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.

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Executive Summary

This vulnerability is an authorization bypass in the scripts debugger of JetBrains YouTrack before version 2026.2.19197. It allows an attacker to bypass security controls and execute arbitrary code on the affected system.

Impact Analysis

This vulnerability could allow unauthorized users to execute malicious code on your YouTrack instance, potentially leading to data breaches, system compromise, or unauthorized access to sensitive information stored in the application.

Compliance Impact

This vulnerability could lead to unauthorized access or exposure of personal or sensitive data, which may violate compliance requirements under GDPR, HIPAA, or other regulations. Organizations using affected versions may face legal and regulatory penalties.

Mitigation Strategies

Update JetBrains YouTrack to version 2026.2.19197 or later to address the authorization bypass in the scripts debugger.

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