Stack-Based Buffer Overflow in Advantech Products
CVE-2026-43846

8.6HIGH

Key Information:

Vendor

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

What is CVE-2026-43846?

This vulnerability arises from a stack-based buffer overflow in a non-functional feature within various Advantech products. An attacker with valid credentials can exploit this weakness to execute arbitrary code, potentially compromising the integrity and availability of the affected systems. Proper mitigation and updates are essential to safeguard against unauthorized access and control.

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
.