CVE-2026-49103

CRITICAL

Webmin < 2.640 - Path Traversal: '../filedir'

Title source: rule
STIX 2.1

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 v4 9.4
EPSS 0.0030
EPSS Percentile 21.8%
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-24
Status published
Products (1)
Webmin/Webmin < 2.640
Published May 27, 2026
Tracked Since May 27, 2026