---
id: CVE-2026-49243
title: Webmin is a web-based system administration tool for Unix-like servers
summary: >-
  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-co…
severity: medium
cvss: 5.1
cvssVector: 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'
cwe:
  - CWE-79
vendor: webmin
product: webmin
affected:
  - webmin < 2.650
published: '2026-09-29'
updated: '2026-09-29'
sourceUpdated: '2026-09-29T16:17:07.790'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-49243'
references:
  - url: >-
      https://github.com/webmin/webmin/commit/2d016751399ed0f4159e72a6cbcd63694a84dabf
    label: security-advisories@github.com
  - url: 'https://github.com/webmin/webmin/releases/tag/2.650'
    label: security-advisories@github.com
  - url: 'https://github.com/webmin/webmin/security/advisories/GHSA-hv4w-p8jq-2rp5'
    label: security-advisories@github.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-29T15:21:17.952416Z'
cvssSource: cna
ingestedAt: '2026-09-29T16:39:33.259Z'
---

## Overview

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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.