AUGUST 16, 2026
Live Feed
Back to database
Case File

CVE-2026-67860

HIGH · CVSS 7.5 EPSS 0.27% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-08-04 · Last synced 2026-08-16

CyberRota Analysis

AI-Generated

The open62541 library version 1.5.5 is vulnerable to a heap-based buffer overflow in the default HistoryRead path when utilizing the memory backend with the default history database. This vulnerability could potentially allow an attacker to execute arbitrary code or crash the application, posing a significant risk to systems relying on this library for OPC UA functionality. Organizations using open62541 should prioritize patching or mitigating this vulnerability to safeguard their applications against potential exploitation.

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-2026-67860
Severity
HIGH
CVSS
7.5
EPSS
0.27%

Original NVD Description

open62541 1.5.5 contains a heap-based buffer overflow in the default HistoryRead path when the default history database is used with the memory backend.