SB2025062519 - Multiple vulnerabilities in GitLab CE/EE 

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Main Vulnerability Database SB2025062519

SB2025062519 - Multiple vulnerabilities in GitLab CE/EE

Published: June 25, 2025

Security Bulletin ID SB2025062519
Severity
Medium
Patch available
YES
Number of vulnerabilities 5
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 80% Low 20%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 5 secuirty vulnerabilities.


1) Input validation error (CVE-ID: CVE-2025-3279)

The vulnerability allows a remote user to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input when handling GraphQL requests. A remote user can send specially crafted GraphQL requests to the application and perform a denial of service (DoS) attack.


2) Missing authorization (CVE-ID: CVE-2025-1754)

The vulnerability allows a remote attacker to upload arbitrary files to the system.

The vulnerability exists due to missing authorization checks in the API. A remote non-authenticated attacker can upload arbitrary files to public projects by sending crafted API requests and consume all available storage, leading to a denial of service condition. 


3) Improper access control (CVE-ID: CVE-2025-5315)

The vulnerability allows a remote user to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions. A remote user can bypass implemented UI-enforced role restriction by sending crafted API requests.


4) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2025-2938)

The vulnerability allows a remote user to escalate privileges within the application.

The vulnerability exists due to application does not properly impose security restrictions during approval process. A remote authenticated user can gain elevated permissions within the application. 


5) Improper access control (CVE-ID: CVE-2025-5846)

The vulnerability allows a remote user to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions. A remote user can assign unrelated compliance frameworks to projects by sending crafted GraphQL mutations that bypassed framework-specific permission checks.


Remediation

Install update from vendor's website.

References