CVE-2025-66309
BaseFortify
Publication date: 2025-12-01
Last updated on: 2025-12-03
Assigner: GitHub, Inc.
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| getgrav | grav-plugin-admin | to 1.10.50 (inc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-79 | The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a Reflected Cross-Site Scripting (XSS) issue in the Grav admin plugin's /admin/pages/[page] endpoint. It allows attackers to inject malicious scripts into the data[header][content][items] parameter, which can then be executed in the context of the user's browser. This issue was present before version 1.11.0-beta.1 and has been fixed in that version.
How can this vulnerability impact me? :
This vulnerability can allow attackers to execute malicious scripts in the context of the user's browser, potentially leading to unauthorized actions, data theft, session hijacking, or other malicious activities within the Grav admin interface. It can compromise the security and integrity of the application and its users.
What immediate steps should I take to mitigate this vulnerability?
Upgrade the Grav admin plugin to version 1.11.0-beta.1 or later, as this version contains the fix for the Reflected Cross-Site Scripting (XSS) vulnerability in the /admin/pages/[page] endpoint.