CVE-2026-43858

HighCVSS 8.6/10Last modified Oct 20, 2026

Description

A stack-based buffer overflow vulnerability could allow a remote authenticated attacker to achieve arbitrary code execution.

Metrics

CVSS 4.0 8.6/10CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Weakness enumeration

CWE-121

Affected software

No affected versions have been published.

Timeline

Published
Oct 20, 2026
Last modified
Oct 20, 2026
NVD status
Deferred

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CVE-2026-43858: High severity, CVSS 8.6 | Vulnix