CVE-2026-124552

MEDIUMCVSS 4.8/10EPSS 0.19%

Last modified

CVE-2026-124552 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. 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.. EPSS estimates a 0.19% chance of exploitation in the next 30 days.

Description

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.

Metrics

Weakness Enumeration

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-124552?
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.
How severe is CVE-2026-124552?
CVE-2026-124552 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 0.19% probability of exploitation in the next 30 days.
How do I fix CVE-2026-124552?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST