CVE-2026-56022

Webmin accepts basic authentication without session cookies when an attacker provides the 'User-Agent: webmin' header, allowing bypass of additional MFA requirements. Fixed in 2.640.

MediaCWE-308 Tutte le CVE

Debolezza

Webmin accepts basic authentication without session cookies when an attacker provides the 'User-Agent: webmin' header, allowing bypass of additional MFA requirements. Fixed in 2.640.

Prodotti interessati

webmin webmin

Riferimenti

https://github.com/webmin/webmin/releases/tag/2.640
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-169-02.json
https://webmin.com/security/#webmin-prior-to-2640
https://www.cve.org/CVERecord?id=CVE-2026-56022

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