AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2021-40097

HIGH · CVSS 8.8 EPSS 2.50% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-09-27 · 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.

Detected Signals
remote code execution code execution

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

CVE
CVE-2021-40097
Severity
HIGH
CVSS
8.8
EPSS
2.50%

Original NVD Description

An issue was discovered in Concrete CMS through 8.5.5. Authenticated path traversal leads to to remote code execution via uploaded PHP code, related to the bFilename parameter.