SB2025081414 - Multiple vulnerabilities in GitLab Community Edition (CE) and Enterprise Edition (EE)



SB2025081414 - Multiple vulnerabilities in GitLab Community Edition (CE) and Enterprise Edition (EE)

Published: August 14, 2025

Security Bulletin ID SB2025081414
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 12
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Medium 58% Low 42%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 12 vulnerabilities.


1) Cross-site scripting (CVE-ID: CVE-2025-7734)

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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


The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in blob viewer. A remote user can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.


2) Cross-site scripting (CVE-ID: CVE-2025-7739)

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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


The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in labels. A remote user can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.


3) Cross-site scripting (CVE-ID: CVE-2025-6186)

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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


The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in Workitem. A remote user can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.


4) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2025-8094)

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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 improper handling of permissions in project API. A remote user can cause a denial of service condition on the target system.


5) Incorrect Privilege Assignment (CVE-ID: CVE-2024-12303)

CWE-ID: CWE-266 - Incorrect Privilege Assignment

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


The vulnerability allows a remote user to compromise the target system.

The vulnerability exists due to incorrect privilege assignment in delete issues operation. A remote administrator can invite users with a specific role and delete issues including confidential ones.


6) Allocation of Resources Without Limits or Throttling (CVE-ID: CVE-2025-2614)

CWE-ID: CWE-770 - Allocation of Resources Without Limits or Throttling

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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 allocation of resources without limits in release name creation. A remote user can cause a denial of service condition on the target system.


7) Incorrect authorization (CVE-ID: CVE-2024-10219)

CWE-ID: CWE-863 - Incorrect Authorization

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/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 incorrect authorization in jobs API. A remote user can access specific API endpoints and download private artifacts.


8) Authorization bypass through user-controlled key (CVE-ID: CVE-2025-8770)

CWE-ID: CWE-639 - Authorization Bypass Through User-Controlled Key

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 compromise the target system.

The vulnerability exists due to authorization bypass through user-controlled key in Merge request approval policy. A remote user can manipulate approval rule identifiers and bypass merge request approval policies


9) Inefficient regular expression complexity (CVE-ID: CVE-2025-2937)

CWE-ID: CWE-1333 - Inefficient Regular Expression Complexity

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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 inefficient regular expression complexity issue in wiki. A remote user can pass specially crafted data to the application and perform regular expression denial of service (ReDos) attack.


10) Allocation of Resources Without Limits or Throttling (CVE-ID: CVE-2025-1477)

CWE-ID: CWE-770 - Allocation of Resources Without Limits or Throttling

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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 allocation of resources without limits in Mattermost integration. A remote user can cause a denial of service condition on the target system.


11) Incorrect permission assignment for critical resource (CVE-ID: CVE-2025-5819)

CWE-ID: CWE-732 - Incorrect Permission Assignment for Critical Resource

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


The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to incorrect permission assignment in ID token. A remote user can obtain ID tokens for protected branches.


12) Improper access control (CVE-ID: CVE-2025-2498)

CWE-ID: CWE-284 - Improper Access Control

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


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

The vulnerability exists due to improper access restrictions in IP Restriction. A remote user can bypass implemented security restrictions and view assigned issues from restricted groups.


Remediation

Install update from vendor's website.