SEPTEMBER 20, 2026
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Case File

CVE-2026-65423

HIGH · CVSS 8.8 EPSS 0.60% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-07-30 · Last synced 2026-08-29

CyberRota Analysis

AI-Generated

An integer overflow vulnerability in the UA_Variant arrayDimensions computation of open62541 can lead to an out-of-bounds write, potentially allowing remote attackers to execute arbitrary code or crash the application. Organizations using open62541 should prioritize patching this vulnerability to mitigate the risk of exploitation. This is particularly critical for environments where the library is deployed in industrial control systems or other sensitive applications.

Public Exploit Signal

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

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

CVE
CVE-2026-65423
Severity
HIGH
CVSS
8.8
EPSS
0.60%

Original NVD Description

An integer overflow in the UA_Variant arrayDimensions product computation in open62541 may allow a remote attacker to trigger an out-of-bounds write.