Vulnerability Description
Grav is a file-based Web platform. Prior to 1.8.0-beta.27, due to improper authorization checks when modifying critical fields on a POST request to /admin/pages/{page_name}, an editor with only permissions to change basic content on the form is now able to change the functioning of the form through modifying the content of the data[_json][header][form] which is the YAML frontmatter which includes the process section which dictates what happens after a user submits the form which include some important actions that could lead to further vulnerabilities. This vulnerability is fixed in 1.8.0-beta.27.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Getgrav | Grav | < 1.8.0 |
Related Weaknesses (CWE)
References
- https://github.com/getgrav/grav/security/advisories/GHSA-v8x2-fjv7-8hjhExploitThird Party Advisory
- https://github.com/getgrav/grav/security/advisories/GHSA-v8x2-fjv7-8hjhExploitThird Party Advisory
FAQ
What is CVE-2025-66301?
CVE-2025-66301 is a vulnerability with a CVSS score of 9.6 (CRITICAL). Grav is a file-based Web platform. Prior to 1.8.0-beta.27, due to improper authorization checks when modifying critical fields on a POST request to /admin/pages/{page_name}, an editor with only permis...
How severe is CVE-2025-66301?
CVE-2025-66301 has been rated CRITICAL with a CVSS base score of 9.6/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2025-66301?
Check the references section above for vendor advisories and patch information. Affected products include: Getgrav Grav.