AUGUST 27, 2026
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Case File

CVE-2026-42543

MEDIUM · CVSS 4.3 EPSS 0.17% Public Exploit

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

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 4.3. 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
github.com ↗

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

CVE
CVE-2026-42543
Severity
MEDIUM
CVSS
4.3
EPSS
0.17%

Original NVD Description

IRIS is a web collaborative platform that helps incident responders share technical details during investigations. Versions prior to 2.4.28 are vulnerable to a cross-site request forgery attack, because they use the HTTP method `GET` to change state on the server. Version 2.4.28 contains a patch.