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Medium · 6.1 CVE-2026-123622 EUVD-2026-118298GHSA-pqrp-xhqp-wc9w

Usermin through 2.570 XSS via mailbox detach.cgi type Parameter

Published Nov 6, 2026 · Updated Nov 11, 2026 · Assigned by VulnCheck

Description

Usermin through 2.570 contains a cross-site scripting vulnerability in mailbox/detach.cgi that allows remote attackers to execute script by supplying an arbitrary type parameter that bypasses JavaScript filtering. Attackers can email an HTML attachment containing script and lure recipients to a detach.cgi link with type=text/html to run script in the victim's authenticated Usermin session.

Affected products

VendorProductAffectedFixed
webmin usermin ≤ 2.570 —

References