Patch Forecast
Amber warning
Patch this week.

CVE-2026-49243

Webmin is a web-based system administration tool for Unix-like servers

Risk score
67/100
CVSS
9.6 v3.1
Exploit chance (30 days)
0.3%
Published
29 Sep 2026

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What to know

What it is
Webmin is a web-based system administration tool for Unix-like servers. Prior to version 2.650, Webmin users who click on a malicious link to their server are vulnerable to this XSS vulnerability that could be used to execute attacker-controlled commands. This issue has been patched in version 2.650.
Affected
See advisory
Fix
Upgrade the product to 2.650 or later.
Exploitation
No known exploitation

Why it is Amber

  • CVSS 9.6 critical
  • Remotely exploitable without logging in

References

Original description

Webmin is a web-based system administration tool for Unix-like servers. Prior to version 2.650, Webmin users who click on a malicious link to their server are vulnerable to this XSS vulnerability that could be used to execute attacker-controlled commands. This issue has been patched in version 2.650.

Last activity 29 Sep 2026. Patch Forecast updates every hour.