CVE-2025-2443
GitLab EE Cross-Site Scripting and Content Security Policy Bypass Vulnerability
Description
An issue has been discovered in GitLab EE that allows for cross-site-scripting attack and content security policy bypass in a user's browser under specific conditions, affecting all versions from 16.6 before 17.9.7, 17.10 before 17.10.5, and 17.11 before 17.11.1.
INFO
Published Date :
June 20, 2025, 6:15 p.m.
Last Modified :
Aug. 12, 2025, 2:50 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 3.1 | MEDIUM | [email protected] |
Solution
- Upgrade to GitLab version 17.9.7, 17.10.5, 17.11.1, or later.
- Update the affected packages.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-2443.
| URL | Resource |
|---|---|
| https://gitlab.com/gitlab-org/gitlab/-/issues/525363 | Broken Link |
| https://hackerone.com/reports/3037340 | Permissions Required |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-2443 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-2443
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-2443 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-2443 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Aug. 12, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Added CPE Configuration OR *cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* versions from (including) 17.10.0 up to (excluding) 17.10.5 *cpe:2.3:a:gitlab:gitlab:17.11.0:*:*:*:enterprise:*:*:* *cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* versions from (including) 16.6.0 up to (excluding) 17.9.7 Added Reference Type GitLab Inc.: https://gitlab.com/gitlab-org/gitlab/-/issues/525363 Types: Broken Link Added Reference Type GitLab Inc.: https://hackerone.com/reports/3037340 Types: Permissions Required -
New CVE Received by [email protected]
Jun. 20, 2025
Action Type Old Value New Value Added Description An issue has been discovered in GitLab EE that allows for cross-site-scripting attack and content security policy bypass in a user's browser under specific conditions, affecting all versions from 16.6 before 17.9.7, 17.10 before 17.10.5, and 17.11 before 17.11.1. Added CVSS V3.1 AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N Added CWE CWE-79 Added Reference https://gitlab.com/gitlab-org/gitlab/-/issues/525363 Added Reference https://hackerone.com/reports/3037340