CVE-2026-22678 MEDIUM

CVE-2026-22678: Webmin < 2.641 Stored XSS via System and Server Status

Vendor Webmin
Product Webmin
Weakness CWE-79 · XSS
Published May 21, 2026
Last update May 25, 2026

CVSS base score

5.1/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

What the vulnerability does

01Description

Webmin before 2.641 contains a stored cross-site scripting vulnerability in the email template description field of the System and Server Status module that allows low-privileged authenticated attackers to execute arbitrary JavaScript in the browser context of administrators by injecting unsanitized input stored in save_tmpl.cgi and rendered unescaped in list_tmpls.cgi.

Key dates

02Disclosure timeline

May 21, 2026 CVE published
May 25, 2026 Record updated