Vulnerability · Published Nov 18, 2025 · Assigned by CERT-PL

CVE-2025-59117Multiple Stored XSS in Windu CMS

Medium 4.8

In plain English

A medium-severity cross-site scripting in Windu CMS from JCD. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 11% of all known vulnerabilities).

Severity (CVSS 4.0)4.8Medium

Exploit odds (30 days)0.2%top 89.4% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Windu CMS is vulnerable to multiple Stored Cross-Site Scripting (XSS) vulnerabilities in the page editing endpoint windu/admin/content/pages/edit/. This vulnerability can be exploited by a privileged user and may target users with higher privileges. Only version 4.1 was tested and confirmed as vulnerable. This issue was fixed in version 4.1 build 2250.

Affected products (as reported)

Vendor	Product	Versions
JCD	Windu CMS	0 – through 4.1

Weakness: CWE-79 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

References

https://windu.org product
https://cert.pl/posts/2025/11/CVE-2025-59110 third-party-advisory