Stored XSS Vulnerability in Admin Plugin for Grav by GetGrav
CVE-2025-66311

6.2MEDIUM

Key Information:

Vendor

Getgrav

Status
Grav
Vendor
CVE Published:
1 December 2025

What is CVE-2025-66311?

A vulnerability exists in the admin plugin for Grav that permits the injection of malicious scripts through specific parameters in the application's user interface. This stored XSS vulnerability allows attackers to manipulate data within the page frontmatter and execute crafted scripts automatically whenever the affected pages are accessed. The issue was resolved in version 1.11.0-beta.1, reinforcing the importance of using updated software to mitigate such risks effectively.

Affected Version(s)

grav < 1.11.0-beta.1

References

https://github.com/getgrav/grav/security/advisories/GHSA-...
x_refsource_CONFIRM
https://github.com/getgrav/grav-plugin-admin/commit/99f65...
x_refsource_MISC

CVSS V4

Score:
6.2
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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