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CVE PROGRAM SOURCE RECORD6.9 Medium

CVE-2026-56022

Webmin MFA bypass

Description

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Webmin Webmin

Default version status: unknown

  • 0 to < 2.640affected
  • 2.640unaffected

References