GitLab up to 19.1.7/19.2.5/19.3.1 CI/CD Variables improper authorization

Summaryinfo

A vulnerability classified as problematic has been found in GitLab up to 19.1.7/19.2.5/19.3.1. Impacted is an unknown function of the component CI/CD Variables. The manipulation leads to improper authorization. This vulnerability is traded as CVE-2026-79708. It is possible to initiate the attack remotely. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in GitLab up to 19.1.7/19.2.5/19.3.1 and classified as problematic. This issue affects some unknown processing of the component CI/CD Variables. The manipulation with an unknown input leads to a improper authorization vulnerability. Using CWE to declare the problem leads to CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. Impacted is confidentiality. The summary by CVE is:

GitLab has remediated an issue in GitLab EE affecting all versions from 19.0 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that, under certain conditions could have allowed an authenticated user with developer permissions to execute a policy test pipeline on projects within their group and access protected CI/CD variables restricted to higher-privileged roles, due to insufficient scope validation.

The advisory is shared at gitlab.com. The identification of this vulnerability is CVE-2026-79708 since 08/25/2026. The exploitation is known to be easy. The attack may be initiated remotely. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1548.002 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 346275 (GitLab 19.0 < 19.1.8 / 19.2 < 19.2.6 / 19.3 < 19.3.2 (CVE-2026-79708)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 19.1.8, 19.2.6 or 19.3.2 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (346275) and CERT Bund (WID-SEC-2026-3315). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Affected

• Open Source GitLab

Productinfo

Type

• Bug Tracking Software

Name

• GitLab

Version

• 19.1.0
• 19.1.1
• 19.1.2
• 19.1.3
• 19.1.4
• 19.1.5
• 19.1.6
• 19.1.7
• 19.2.0
• 19.2.1
• 19.2.2
• 19.2.3
• 19.2.4
• 19.2.5
• 19.3.0
• 19.3.1

License

• open-source

CPE 2.3info

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CPE 2.2info

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Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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