SEPTEMBER 22, 2026
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Case File

CVE-2021-47978

MEDIUM · CVSS 6.2 EPSS 0.78% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2026-05-16 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 6.2. Public exploit code or proof-of-concept references have been detected in its references. Exploitation may require the attacker to be authenticated.

Public Exploit Signal

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

Detected Signals
exploit
External Security References

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

CVE
CVE-2021-47978
Severity
MEDIUM
CVSS
6.2
EPSS
0.78%

Original NVD Description

ProcessMaker 3.5.4 contains a local file inclusion vulnerability that allows unauthenticated attackers to read arbitrary files by exploiting improper path traversal validation. Attackers can send requests with directory traversal sequences to access sensitive system files like /etc/passwd without authentication.