CVE-2025-59111: windu cms Auth Bypass (CVSS 6.5)

Description

Windu CMS is vulnerable to Broken Access Control in user editing functionality. Malicious attacker can send a GET request which allows privileged users to delete Super Admins which is not possible with GUI. Only version 4.1 was tested and confirmed as vulnerable. This issue was fixed in version 4.1 build 2250.

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CVSS v3.1 Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H

Weakness Type (CWE)

CWE-863 Incorrect Authorization

Affected Products

Vendor	Product	Versions
windu	windu_cms	All

References

Other References

https://cert.pl/posts/2025/11/CVE-2025-59110 https://windu.org

Frequently Asked Questions

What is CVE-2025-59111? +

Windu CMS is vulnerable to Broken Access Control in user editing functionality. Malicious attacker can send a GET request which allows privileged users to delete Super Admins which is not possible with GUI. Only version 4.1 was tested and confirmed as vulnerable. This issue was fixed in version 4.1 build 2250. It has a CVSS v3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2025-59111? +

CVE-2025-59111 has a CVSS v3.1 score of 6.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-59111? +

CVE-2025-59111 affects products from windu, specifically: windu_cms. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-59111? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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