CVE-2025-14103

Received Received - Intake

Unauthorized Pipeline Variable Modification in GitLab CE/EE

Publication date: 2026-02-25

Last updated on: 2026-02-27

Assigner: GitLab Inc.

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.7 before 18.7.5, 18.8 before 18.8.5, and 18.9 before 18.9.1 that could have allowed an unauthorized user with Developer-role permissions to set pipeline variables for manually triggered jobs under certain conditions.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-02-25

Last Modified

2026-02-27

Generated

2026-07-06

AI Q&A

2026-02-25

EPSS Evaluated

2026-07-05

NVD

CVE-2025-14103

EUVD

EUVD-2025-208116

Affected Vendors & Products

Vendor	Product	Version / Range
gitlab	gitlab	From 17.7.0 (inc) to 18.7.5 (exc)
gitlab	gitlab	From 18.8.0 (inc) to 18.8.5 (exc)
gitlab	gitlab	From 17.7.0 (inc) to 18.7.5 (exc)
gitlab	gitlab	From 18.8.0 (inc) to 18.8.5 (exc)
gitlab	gitlab	18.9.0
gitlab	gitlab	18.9.0

Helpful Resources

Exploitability

CWE

KEV

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

Executive Summary

The CVE-2025-14103 vulnerability in GitLab CE/EE is an Access Control issue affecting the Continuous Integration (CI) job mutation functionality.

This flaw could have allowed an unauthorized user with Developer-role permissions to set pipeline variables for manually triggered jobs under certain conditions.

It affects all GitLab CE/EE versions from 17.7 up to but not including the patched versions 18.7.5, 18.8.5, and 18.9.1.

Impact Analysis

This vulnerability allows a user with Developer-role permissions to modify pipeline variables for manually triggered jobs, which could lead to unauthorized changes in the CI pipeline behavior.

The CVSS score of 4.3 indicates a low to medium severity with potential for limited integrity impact, meaning the attacker could alter data or processes but without affecting confidentiality or availability.

Compliance Impact

I don't know

Detection Guidance

I don't know

Mitigation Strategies

To mitigate the CVE-2025-14103 vulnerability in GitLab CE/EE, users are strongly advised to upgrade their GitLab instances to the patched versions.

Upgrade to GitLab CE/EE version 18.7.5 or later if you are using any version from 17.7 before 18.7.5.
Upgrade to GitLab CE/EE version 18.8.5 or later if you are using any version from 18.8 before 18.8.5.
Upgrade to GitLab CE/EE version 18.9.1 or later if you are using any version from 18.9 before 18.9.1.

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