What’s Vulnerable › Vulnerabilities

CVE-2026-43856

• Severity: high (CVSS 8.6 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-20 · updated 2026-10-20
• Weakness: CWE-121

Description

A stack-based buffer overflow vulnerability in the FileProcess::CheckDir function could allow a remote authenticated attacker to achieve arbitrary code execution via a path longer than 1024 bytes.

Affected products

• Advantech ADAM-3600: before 2.8.5.0

References

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

Get alerted when CVE-2026-43856 or the next vulnerability affects your stack