SEPTEMBER 21, 2026
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Case File

CVE-2021-41403

CRITICAL · CVSS 9.8 EPSS 17.64% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-06-15 · 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. Its EPSS score suggests a 17.6% probability of exploitation in the next 30 days.

Public Exploit Signal

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

GitHub PoC Links

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

CVE
CVE-2021-41403
Severity
CRITICAL
CVSS
9.8
EPSS
17.64%

Original NVD Description

flatCore-CMS version 2.0.8 calls dangerous functions, causing server-side request forgery vulnerabilities.

Related CVEs

Other vulnerabilities affecting the same vendor(s)