CVE-2025-66306

Description

Grav is a file-based Web platform. Prior to 1.8.0-beta.27, there is an IDOR (Insecure Direct Object Reference) vulnerability in the Grav CMS Admin Panel which allows low-privilege users to access sensitive information from other accounts. Although direct account takeover is not possible, admin email addresses and other metadata can be exposed, increasing the risk of phishing, credential stuffing, and social engineering. This vulnerability is fixed in 1.8.0-beta.27.

CVSS v3.1 Score

4.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Weakness Type (CWE)

CWE-639 CWE-639

Affected Products

Vendor	Product	Versions
getgrav	grav	1.7.48 — 1.8.0
getgrav	grav	All
getgrav	grav	All
getgrav	grav	All
getgrav	grav	All
getgrav	grav	All
getgrav	grav	All
getgrav	grav	All
getgrav	grav	All
getgrav	grav	All
getgrav	grav	All
getgrav	grav	All
getgrav	grav	All
getgrav	grav	All
getgrav	grav	All
getgrav	grav	All
getgrav	grav	All
getgrav	grav	All
getgrav	grav	All
getgrav	grav	All
getgrav	grav	All
getgrav	grav	All
getgrav	grav	All
getgrav	grav	All
getgrav	grav	All
getgrav	grav	All
getgrav	grav	All

References

Advisories & Patches

https://github.com/getgrav/grav/commit/b7e1958a6e807ac14919447b60e5204a2ea77f62 https://github.com/getgrav/grav/security/advisories/GHSA-4cwq-j7jv-qmwg https://github.com/getgrav/grav/security/advisories/GHSA-4cwq-j7jv-qmwg

Exploits

https://github.com/getgrav/grav/security/advisories/GHSA-4cwq-j7jv-qmwg https://github.com/getgrav/grav/security/advisories/GHSA-4cwq-j7jv-qmwg

Frequently Asked Questions

What is CVE-2025-66306? +

Grav is a file-based Web platform. Prior to 1.8.0-beta.27, there is an IDOR (Insecure Direct Object Reference) vulnerability in the Grav CMS Admin Panel which allows low-privilege users to access sensitive information from other accounts. Although direct account takeover is not possible, admin email addresses and other metadata can be exposed, increasing the risk of phishing, credential stuffing, and social engineering. This vulnerability is fixed in 1.8.0-beta.27. It has a CVSS v3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2025-66306? +

CVE-2025-66306 has a CVSS v3.1 score of 4.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-66306? +

CVE-2025-66306 affects products from getgrav, specifically: grav. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-66306? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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