What’s Vulnerable › Vulnerabilities

CVE-2021-47873: VestaCP < 0.9.8-25 - Stored Cross-Site Scripting

• Severity: high (CVSS 7.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-01-21 · updated 2026-06-17
• Weakness: CWE-79

Description

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.

Affected products

• VestaCP: from 0.9.8 through 0.9.8-25

References

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

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