CVE-2026-42210
An attacker can exploit multiple vulnerabilities in Webmin to bypass security measures and execute arbitrary program code with administrator rights.
CSIRTS triage
- What
- Multiple vulnerabilities can be exploited to bypass security measures and execute arbitrary program code with administrator rights.
- Who is affected
- Users of Webmin.
- Urgency
- Remediation is urgent due to the high severity of the vulnerabilities.
- Action
- Update to the latest version of Webmin.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.42% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 34% of all EPSS-scored CVEs.
Advisory coverage (2)
- high[UPDATE] [high] Webmin: Multiple vulnerabilitiescert-bund · 2026-07-21
- unknownCVE-2026-42210: Webmin is a web-based system administration tool for Unix-like servers. Prior to version 2.640…nvd · 2026-07-20
External references
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[](https://www.csirts.com/cve/CVE-2026-42210)