CVE-2026-100272
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Missing Authorization in YouTrack Notification Template Preview

Publication date: 2026-09-30

Last updated on: 2026-09-30

Assigner: JetBrains s.r.o.

Description
In JetBrains YouTrack before 2026.2.19197 missing authorisation in the notification template preview allowed Project Administrators to read restricted issues

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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-2026-100272
EUVD
EUVD-2026-90016

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-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 in JetBrains YouTrack before version 2026.2.19197 is due to missing authorization in the notification template preview feature. Project Administrators can exploit this to read restricted issues they should not have access to.

Impact Analysis

If you are a Project Administrator in an affected YouTrack instance, an attacker with admin privileges could access sensitive or restricted issue data. This could lead to unauthorized disclosure of confidential information.

Compliance Impact

This vulnerability could violate compliance requirements such as GDPR or HIPAA by allowing unauthorized access to personal or sensitive data. Organizations may face legal penalties or reputational damage if exploited.

Mitigation Strategies

Update JetBrains YouTrack to version 2026.2.19197 or later to address the missing authorization issue in notification template preview.

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