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Case File

CVE-2023-4278

HIGH · CVSS 7.5 EPSS 3.50% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-09-11 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

Public Exploit Signal

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

External Security References
packetstormsecurity.com ↗

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

CVE
CVE-2023-4278
Severity
HIGH
CVSS
7.5
EPSS
3.50%
WordPress

Original NVD Description

The MasterStudy LMS WordPress Plugin WordPress plugin before 3.0.18 does not have proper checks in place during registration allowing anyone to register on the site as an instructor. They can then add courses and/or posts.