CVE-2026-44737
Published:May 11, 2026
Updated:May 16, 2026
grav-plugin-admin is the admin plugin for Grav is an HTML user interface that provides a convenient way to configure Grav and easily create and modify pages. Prior to 1.10.49.5, the application fails to properly validate and sanitize user input in the data[header][title] parameter. As a result, attackers can craft a malicious URL with an XSS payload. When this URL is accessed, the injected script is reflected back in the HTTP response and executed within the context of the victim's browser session. This vulnerability is fixed in 1.10.49.5.
Affected Packages
https://github.com/getgrav/grav-plugin-admin.git (GITHUB):
Affected version(s) >=1.10.49 <1.10.49.5Fix Suggestion:
Update to version 1.10.49.5https://github.com/getgrav/grav-plugin-admin.git (GITHUB):
Affected version(s) >=0.1.0 <1.10.51Fix Suggestion:
Update to version 1.10.51getgrav/grav (PHP):
Affected version(s) >=dev-add-claude-github-actions-1770170196497 <1.7.49.5Fix Suggestion:
Update to version 1.7.49.5Related Resources (4)
Do you need more information?
Contact UsCVSS v4
Base Score:
6.2
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
HIGH
User Interaction
ACTIVE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
LOW
Vulnerable System Availability
NONE
Subsequent System Confidentiality
HIGH
Subsequent System Integrity
HIGH
Subsequent System Availability
HIGH
CVSS v3
Base Score:
4.8
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Weakness Type (CWE)
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
EPSS
Base Score:
0.04