CVE-2026-49103: Webmin before 2.640 does not safely construct a filename for saving of an attachment within the mailboxes component....
CRITICAL
CVSS 9.5
Published: May 27, 2026 | Last Modified: 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.
Ghostwire Analysis — What This Means Practically
- Critical CVSS score indicates maximum severity — remote code execution, authentication bypass, or complete system compromise is likely possible.
This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.
Security Coverage (1 articles)
References