Stack-based Buffer Overflow in Advantech Products
CVE-2026-43858

8.6HIGH

Key Information:

Vendor

Advantech
Status
Adam-3600
Vendor
CVE Published:
20 October 2026

What is CVE-2026-43858?

A stack-based buffer overflow vulnerability exists in Advantech's industrial software, enabling remote authenticated attackers to execute arbitrary code. This exploit can lead to severe security breaches if left unaddressed, allowing attackers to manipulate the affected software's execution flow and potentially gain control over systems using vulnerable versions. Immediate action is advised to mitigate the risks associated with this vulnerability.

Affected Version(s)

ADAM-3600 prior to version 2.8.5.0

References

https://www.csa.gov.sg/alerts-and-advisories/alerts/al-20...
https://www.advantech.com/en/security-advisory
vendor-advisory

CVSS V4

Score:
8.6
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Simone Bossi and Raffaele Bova at Nozomi Networks
.