CVE-2026-124552

MEDIUM 4.8

Webmin through 2.670 Stored XSS via Shorewall and Shorewall6 list.cgi

CVSS Score

4.8

EPSS Score

0.0%

EPSS Percentile

0th

Webmin through 2.670 contains a stored cross-site scripting vulnerability in the Shorewall and Shorewall6 modules' list.cgi, which renders table fields and COMMENT lines unescaped. Authenticated users with table edit permission can store JavaScript via savecmt.cgi or table entries that executes when other users, including root, view the list page.

CWE	CWE-79
Vendor	webmin
Product	webmin
Published	Nov 8, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Affected Versions

webmin / webmin

0 ≤ 2.670

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/webmin/webmin/issues/2908 github.com: https://github.com/webmin/webmin github.com: https://github.com/webmin/webmin/commit/01b988dbf1e8f9926eec4b041d913167e0cc280f github.com: https://github.com/webmin/webmin/blob/2.670/shorewall/list.cgi#L56-L78 github.com: https://github.com/webmin/webmin/blob/2.670/shorewall6/list.cgi#L58-L75 vulncheck.com: https://www.vulncheck.com/advisories/webmin-through-2.670-stored-xss-via-shorewall-and-shorewall6-list-cgi

Credits

George Chen Jamie Cameron