CVE-2026-49103

CVSS 9.4 CRITICALEPSS 0.3%CWE-24

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.

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

Affected products

Webmin · Webmin

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References

https://github.com/webmin/webmin/commit/cf432879a14568c4bb44cd2f9e5a9bd0e168edc1 https://github.com/webmin/webmin/compare/2.630...2.640