Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) in XWiki platform - CVE-2025-66472

 

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) in XWiki platform - CVE-2025-66472

Published: May 5, 2026


Vulnerability identifier: #VU129894
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-66472
CWE-ID: CWE-80
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary actions in the victim's XWiki session.

The vulnerability exists due to improper neutralization of script-related HTML tags in a web page in the DeleteApplication xredirect parameter handling when rendering a deletion confirmation message. A remote attacker can send a specially crafted URL to a victim to execute arbitrary actions in the victim's XWiki session.

User interaction is required when the victim clicks the "No" button on the deletion confirmation message. If the victim has admin or programming rights, exploitation can lead to remote code execution.


Affected software

XWiki platform

How to mitigate CVE-2025-66472

Install security update from vendor's website.

XWiki platform - addressed in versions 16.10.10, 17.4.2

External References

Related Security Bulletins