CVE-2026-49103

State: Published
Severity: 9.4 Critical
Published: May 27, 2026
Updated: May 27, 2026
Reserved: May 27, 2026

Description

Webmin before 2.640 does not safely construct a filename for saving of an attachment within the mailboxes component. This occurs in mailboxes/detachall.cgi.

Scores

CVSS	Score	Vector	Source
4.0	9.4 Critical	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H	mitre

Weaknesses

CWE-24 Path Traversal: '../filedir'

Affected Products

Product	Versions
WebminWebmin	before 2.640Affected

References

https://github.com/webmin/webmin/commit/cf432879a14568c4bb44cd2f9e5a9bd0e168edc1
https://github.com/webmin/webmin/compare/2.630...2.640

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