Vulnerability Description
Windu CMS does not validate types of uploaded files. An authenticated attacker can upload arbitrary files, including PHP. This can lead to Remote Code Execution. Because vendor contact attempts were unsuccessful, the vulnerability has only been confirmed in version 4.1 but may also affect other versions.
Related Weaknesses (CWE)
References
FAQ
What is CVE-2026-57311?
CVE-2026-57311 is a documented vulnerability. Windu CMS does not validate types of uploaded files. An authenticated attacker can upload arbitrary files, including PHP. This can lead to Remote Code Execution. Because vendor contact attempts were ...
How severe is CVE-2026-57311?
CVSS scoring is not yet available for CVE-2026-57311. Check NVD for updates.
Is there a patch for CVE-2026-57311?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.