AUGUST 17, 2026
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Case File

CVE-2026-50886

CRITICAL · CVSS 9.1 EPSS 0.31% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2026-06-15 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.1. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

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

GitHub PoC Links
gist.github.com ↗

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

CVE
CVE-2026-50886
Severity
CRITICAL
CVSS
9.1
EPSS
0.31%

Original NVD Description

Incorrect access control in the webhook management component of Project Firefly III v6.5.9 allows attackers to scan internal resources via a crafted POST request.