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Case File

CVE-2016-8870

HIGH · CVSS 8.1 EPSS 81.21% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2016-11-04 · Last synced 2026-08-04

Field Assessment

AI analysis pending.

Exhibit — Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links
github.com ↗
External Security References
exploit-db.com ↗

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2016-8870
Severity
HIGH
CVSS
8.1
EPSS
81.21%

Original Filing — NVD Description

The register method in the UsersModelRegistration class in controllers/user.php in the Users component in Joomla! before 3.6.4, when registration has been disabled, allows remote attackers to create user accounts by leveraging failure to check the Allow User Registration configuration setting.