SB2025100920 - Multiple vulnerabilities in GitLab Community Edition (CE) and Enterprise Edition (EE)

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Main Vulnerability Database SB2025100920

SB2025100920 - Multiple vulnerabilities in GitLab Community Edition (CE) and Enterprise Edition (EE)

Published: October 9, 2025

Security Bulletin ID SB2025100920
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 4
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 4 vulnerabilities.


1) Incorrect authorization (CVE-ID: CVE-2025-11340)

CWE-ID: CWE-863 - Incorrect Authorization

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to bypass authorization checks.

The vulnerability exists due to incorrect authorization in GraphQL mutations. A remote user can perform unauthorized write operations on vulnerability records.


2) Input validation error (CVE-ID: CVE-2025-10004)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green


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

The vulnerability exists due to insufficient validation of user-supplied input in GraphQL blob type. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.


3) Missing Authorization (CVE-ID: CVE-2025-9825)

CWE-ID: CWE-862 - Missing Authorization

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to bypass authorization checks.

The vulnerability exists due to missing authorization in manual jobs. A remote user without project membership can view sensitive manual CI/CD variables.


4) Input validation error (CVE-ID: CVE-2025-2934)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green


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

The vulnerability exists due to insufficient validation of user-supplied input in webhook endpoints. A remote user can pass specially crafted input to the application and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.

References