CVE-2026-1747
Received Received - Intake
Privilege Escalation in GitLab EE Allows Unauthorized Package Modification

Publication date: 2026-02-25

Last updated on: 2026-02-28

Assigner: GitLab Inc.

Description
GitLab has remediated an issue in GitLab EE affecting all versions from 17.11 before 18.7.5, 18.8 before 18.8.5, and 18.9 before 18.9.1 that, under certain conditions, could have allowed Developer-role users with insufficient privileges to make unauthorized modifications to protected Conan packages.
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Meta Information
Published
2026-02-25
Last Modified
2026-02-28
Generated
2026-06-16
AI Q&A
2026-02-25
EPSS Evaluated
2026-06-14
NVD
CVE-2026-1747
EUVD
EUVD-2026-8724
Affected Vendors & Products
Showing 6 associated CPEs
Vendor Product Version / Range
gitlab gitlab From 18.8.0 (inc) to 18.8.5 (exc)
gitlab gitlab From 18.8.0 (inc) to 18.8.5 (exc)
gitlab gitlab 18.9.0
gitlab gitlab 18.9.0
gitlab gitlab From 17.11.0 (inc) to 18.7.5 (exc)
gitlab gitlab From 17.11.0 (inc) to 18.7.5 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-288 The product requires authentication, but the product has an alternate path or channel that does not require authentication.
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Executive Summary

This vulnerability in GitLab EE affects versions from 17.11 before 18.7.5, 18.8 before 18.8.5, and 18.9 before 18.9.1. Under certain conditions, it could allow users with the Developer role, who normally have limited privileges, to make unauthorized changes to protected Conan packages.

Impact Analysis

The impact of this vulnerability is that Developer-role users could modify protected Conan packages without proper authorization. This could lead to unauthorized changes in package contents, potentially compromising the integrity and reliability of software dependencies managed through GitLab.

Compliance Impact

I don't know

Detection Guidance

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Mitigation Strategies

To mitigate this vulnerability, you should upgrade GitLab EE to a fixed version. Specifically, update to version 18.7.5 or later if you are on the 17.11 to before 18.7.5 range, to 18.8.5 or later if you are on 18.8 before 18.8.5, or to 18.9.1 or later if you are on 18.9 before 18.9.1.

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