Vulnerability Database

308,379

Total vulnerabilities in the database

CVE-2021-27520

A cross-site scripting (XSS) issue in FUDForum 3.1.0 allows remote attackers to inject JavaScript via index.php in the "author" parameter.

  • Published: Mar 19, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-27520
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 6.1
  • AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS v2:

  • Severity: Low
  • Score: 4.3
  • AV:N/AC:M/Au:N/C:N/I:P/A:N

CWEs:

OWASP TOP 10:

Software From Fixed in
fudforum / fudforum 3.1.0 3.1.0.x