CVE-2026-22678
Stored XSS in Webmin System and Server Status Module
Publication date: 2026-05-21
Last updated on: 2026-05-21
Assigner: VulnCheck
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| webmin | webmin | to 2.641 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-79 | The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability exists in Webmin versions before 2.641 and is a stored cross-site scripting (XSS) issue. It occurs in the email template description field of the System and Server Status module. Low-privileged authenticated attackers can exploit this by injecting unsanitized input into the save_tmpl.cgi script, which is then stored and later rendered without proper escaping in list_tmpls.cgi, allowing the execution of arbitrary commands.
How can this vulnerability impact me? :
The impact of this vulnerability is that an attacker with low privileges who is authenticated can execute arbitrary commands on the affected system. This can lead to unauthorized actions being performed, potentially compromising the integrity and security of the system.