CVE-2025-2937
GitLab Markdown Wiki Denial of Service Vulnerability
Description
An issue has been discovered in GitLab CE/EE affecting all versions from 13.2 before 18.0.6, 18.1 before 18.1.4, and 18.2 before 18.2.2 that could have allowed authenticated users to create a denial of service condition by sending specially crafted markdown payloads to the Wiki feature.
INFO
Published Date :
Aug. 13, 2025, 6:15 p.m.
Last Modified :
Aug. 15, 2025, 4:31 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | [email protected] |
Solution
- Upgrade GitLab to version 18.0.6, 18.1.4, 18.2.2, 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-2025-2937.
| URL | Resource |
|---|---|
| https://gitlab.com/gitlab-org/gitlab/-/issues/528995 | Broken Link |
| https://hackerone.com/reports/3058879 | 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-2025-2937 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-2025-2937
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-2025-2937 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-2937 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. 15, 2025
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* versions from (including) 18.1.0 up to (excluding) 18.1.4 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* versions from (including) 18.2.0 up to (excluding) 18.2.2 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* versions from (including) 18.1.0 up to (excluding) 18.1.4 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* versions from (including) 18.2.0 up to (excluding) 18.2.2 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* versions from (including) 13.2.0 up to (excluding) 18.0.6 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* versions from (including) 13.2.0 up to (excluding) 18.0.6 Added Reference Type GitLab Inc.: https://gitlab.com/gitlab-org/gitlab/-/issues/528995 Types: Broken Link Added Reference Type GitLab Inc.: https://hackerone.com/reports/3058879 Types: Permissions Required -
New CVE Received by [email protected]
Aug. 13, 2025
Action Type Old Value New Value Added Description An issue has been discovered in GitLab CE/EE affecting all versions from 13.2 before 18.0.6, 18.1 before 18.1.4, and 18.2 before 18.2.2 that could have allowed authenticated users to create a denial of service condition by sending specially crafted markdown payloads to the Wiki feature. Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Added CWE CWE-1333 Added Reference https://gitlab.com/gitlab-org/gitlab/-/issues/528995 Added Reference https://hackerone.com/reports/3058879