CVE-2026-43858

CVSS 8.6 (high) · published 2026-10-20

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

Weakness: CWE-121

Source: NVD CVE-2026-43858

References

• https://www.advantech.com/en/security-advisory
• https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-149

Check your software

Connect an AI agent to the FixLane MCP server or ask the Telegram bot to check what you have installed against incidents with a verified fixed version.