CVE-2026-56021
Webmin information disclosure via regex pattern
Description
Webmin allows unauthenticated attackers to read the contents of any file ending in .conf within module directories, due to a bypassable regex pattern.
INFO
Published Date :
June 18, 2026, 4:11 p.m.
Last Modified :
June 18, 2026, 4:11 p.m.
Remotely Exploit :
No
Source :
cisa-cg
Affected Products
The following products are affected by CVE-2026-56021
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
Solution
- Update Webmin to the latest version.
- Review and restrict access to .conf files.
- Apply configuration changes as per vendor advisory.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-56021 vulnerability anywhere in the article.