CVE-2026-106219
Received Received - Intake

Missing Git Submodule URL Validation in TeamCity

Publication date: 2026-10-06

Last updated on: 2026-10-06

Assigner: JetBrains s.r.o.

Description
In JetBrains TeamCity before 2026.2.1 missing validation of Git submodule URLs allowed reading local repositories on the server

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Meta Information

Published
2026-10-06
Last Modified
2026-10-06
Generated
2026-10-06
AI Q&A
2026-10-06
EPSS Evaluated
N/A
NVD
CVE-2026-106219
EUVD
EUVD-2026-93505

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
JetBrains TeamCity 0

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-73 The product allows user input to control or influence paths or file names that are used in filesystem operations.

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Executive Summary

In JetBrains TeamCity before 2026.2.1, there was a flaw where Git submodule URLs were not properly validated. This allowed attackers to read local repositories on the server by exploiting this oversight.

Detection Guidance

To detect this vulnerability, check the TeamCity server version. If it is below 2026.2.1, the system is vulnerable. Review Git submodule configurations for improper URL validations that could allow local repository access.

Impact Analysis

This vulnerability could allow unauthorized access to sensitive data stored in local repositories on the TeamCity server. Attackers might extract confidential information or intellectual property without proper authentication.

Mitigation Strategies

Update JetBrains TeamCity to version 2026.2.1 or later to address the missing Git submodule URL validation issue.

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