CVE-2026-103495
Received Received - Intake

Missing Authorization in JetBrains YouTrack Allows Translation Catalog Reload

Vulnerability report for CVE-2026-103495, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-10-01

Last updated on: 2026-10-01

Assigner: JetBrains s.r.o.

Description

In JetBrains YouTrack before 2026.2.19422 missing authorisation allowed reloading of translation catalogs

CVSS Scores

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Meta Information

Published
2026-10-01
Last Modified
2026-10-01
Generated
2026-10-01
AI Q&A
2026-10-01
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
jetbrains youtrack to 2026.2.19422 (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.

Attack-Flow Graph

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Executive Summary

In JetBrains YouTrack before version 2026.2.19422, there is a missing authorization vulnerability that allows users to reload translation catalogs without proper permissions. This could enable unauthorized actions that might disrupt system functionality or expose sensitive data.

Detection Guidance

Since this vulnerability involves missing authorization in JetBrains YouTrack before 2026.2.19422, detection should focus on translation catalog reload functionality. Check if unauthorized users can trigger translation catalog reloads via API or UI. Monitor logs for unusual translation catalog reload requests or errors related to authorization checks.

Impact Analysis

This vulnerability could allow attackers with limited access to perform actions that disrupt YouTrack services or leak information. It may lead to service instability or unauthorized data exposure, depending on the attacker's goals.

Compliance Impact

The vulnerability in JetBrains YouTrack allows unauthorized reloading of translation catalogs due to missing authorization. This could potentially lead to unauthorized access or manipulation of data, which may impact compliance with standards like GDPR and HIPAA by compromising data integrity and confidentiality.

Mitigation Strategies

Update JetBrains YouTrack to version 2026.2.19422 or later to address the missing authorization issue in translation catalogs.

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