CVE-2026-10712
Received Received - Intake
Cross-Site Scripting in GitLab CE/EE

Publication date: 2026-06-25

Last updated on: 2026-06-25

Assigner: GitLab Inc.

Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.10 before 18.11.6, 19.0 before 19.0.3, and 19.1 before 19.1.1 that under certain conditions could have allowed an unauthenticated user to execute arbitrary JavaScript in a user's browser session due to improper path validation under certain conditions.
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Meta Information
Published
2026-06-25
Last Modified
2026-06-25
Generated
2026-06-25
AI Q&A
2026-06-25
EPSS Evaluated
N/A
NVD
CVE-2026-10712
EUVD
EUVD-2026-39171
Affected Vendors & Products
Showing 6 associated CPEs
Vendor Product Version / Range
gitlab gitlab_ce From 18.10 (inc) to 18.11.6 (exc)
gitlab gitlab_ee From 18.10 (inc) to 18.11.6 (exc)
gitlab gitlab_ce From 19.0 (inc) to 19.0.3 (exc)
gitlab gitlab_ee From 19.0 (inc) to 19.0.3 (exc)
gitlab gitlab_ce From 19.1 (inc) to 19.1.1 (exc)
gitlab gitlab_ee From 19.1 (inc) to 19.1.1 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
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Executive Summary

This vulnerability affects GitLab CE/EE versions before 18.11.6, 19.0.3, and 19.1.1. Under certain conditions, it could allow an unauthenticated user to execute arbitrary JavaScript in a user's browser session. This occurs due to improper path validation.

Impact Analysis

The vulnerability can lead to arbitrary JavaScript execution in a user's browser session by an unauthenticated attacker. This can result in high impact on confidentiality and integrity of data, potentially allowing attackers to steal sensitive information or perform actions on behalf of the user.

Mitigation Strategies

To mitigate this vulnerability, you should upgrade GitLab CE/EE to a fixed version. Specifically, update to at least version 18.11.6 if you are running any 18.10 versions, version 19.0.3 if you are running any 19.0 versions, or version 19.1.1 if you are running any 19.1 versions.

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