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Case File

CVE-2021-3943

CRITICAL · CVSS 9.8 EPSS 2.38% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-11-22 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. Public exploit code or proof-of-concept references have been detected in its references. It may be remotely exploitable.

Public Exploit Signal

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

Detected Signals
remote code execution code execution

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

CVE
CVE-2021-3943
Severity
CRITICAL
CVSS
9.8
EPSS
2.38%

Original NVD Description

A flaw was found in Moodle in versions 3.11 to 3.11.3, 3.10 to 3.10.7, 3.9 to 3.9.10 and earlier unsupported versions. A remote code execution risk when restoring backup files was identified.

Related CVEs

Other vulnerabilities affecting the same vendor(s)