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GHSA-f3f8-vx3w-hp5q

GitHub Security Advisory

codechecker vulnerable to authentication bypass when using specifically crafted URLs

✓ GitHub Reviewed CRITICAL Has CVE

Advisory Details

### Summary
Authentication bypass occurs when the API URL ends with Authentication, Configuration or ServerInfo. This bypass allows superuser access to all API endpoints other than Authentication. These endpoints include the ability to add, edit, and remove products, among others.

### Details
All endpoints, apart from the /Authentication is affected by the vulnerability.

The vulnerability allows unauthenticated users to access all API functionality.
You can look for the following pattern in the logs to check if the vulnerabilty was exploited:
![image](https://github.com/user-attachments/assets/6ba02231-a3d8-4832-aee6-f96462b7441e)

Note that the url starts with v and contains a valid CodeChecker endpoint, but it ends in `Authentication`, `Configuration` or `ServerInfo` and it was made by an `Anonymous` user.

### Impact
This authentication bypass allows querying, adding, changing, and deleting Products contained on the CodeChecker server, without authentication, by an anonymous user.

Affected Packages

PyPI codechecker
Affected versions: 0 (fixed in 6.24.2)

Related CVEs

Key Information

GHSA ID
GHSA-f3f8-vx3w-hp5q
Published
November 6, 2024 3:57 PM
Last Modified
November 15, 2025 3:17 AM
CVSS Score
9.0 /10
Primary Ecosystem
PyPI
Primary Package
codechecker
GitHub Reviewed
✓ Yes

Dataset

Last updated: November 23, 2025 6:29 AM

Data from GitHub Advisory Database. This information is provided for research and educational purposes.