CVE-2025-59117

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.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.8 MEDIUM
NETWORK
LOW
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
CERT-PLCNA
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 8%
VendorProductVersion
winduwindu_cms
4.1
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://cert.pl/posts/2025/11/CVE-2025-59110
https://windu.org