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CVE-2026-56020

Webmin HTTP header authentication bypass PUBLISHED

Description (CNA)

The Webmin HTTP server (miniserv.pl) allows unauthenticated attackers to impersonate any user with a configured SSL client certificate by sending a forged HTTP header. A remote attacker can spoof certificate DNs and authenticate as any user. Fixed in 2.202.

Affected (CNA)

Vendor / productVersions
Webmin / Webminaffected 0 before 2.202; unaffected 2.202

CWE

CWE-290

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.