XSS in Ispconfig

CVE-2025-52206

ISPConfig 3.3.0 is vulnerable to Cross Site Scripting (XSS) via the system status webpage.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (9.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N.

Affected products

  • Ispconfig — versions 3.3.0
  • N/a — versions n/a

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-52206?
CVE-2025-52206 is a medium-severity vulnerability in Ispconfig, classified under Cross-site Scripting. CVSS score: 4.7/10. Published 2026-05-05.
How severe is CVE-2025-52206?
Medium severity. CVSS v3 base score is 4.7 out of 10.