CVE-2021-47873

VestaCP versions prior to 0.9.8-25 contain a cross-site scripting vulnerability in the IP interface configuration that allows attackers to inject malicious scripts. Attackers can exploit the 'v_interface' parameter by sending a crafted POST request to the add/ip/ endpoint with a stored XSS payload.

Score

CVSS 3.1 7.2 High

Status

Deferred - disclosure@vulncheck.com

Published

2026-01-21

Last modified

2026-03-05

Weaknesses

CWE-79

Affected products

• Vesta Control Panel (Vestacp)

References

• https://myvestacp.com
• https://vestacp.com
• https://www.exploit-db.com/exploits/49662
• https://www.vulncheck.com/advisories/vestacp-stored-cross-site-scripting