Path Traversal Vulnerability in Advantech Products
CVE-2026-43851

8.2HIGH

Key Information:

Vendor

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

What is CVE-2026-43851?

A path traversal vulnerability exists in certain Advantech products, allowing an authenticated attacker to gain unauthorized access to arbitrary files within the system. This security flaw may enable attackers to exploit directory traversal techniques, potentially leading to unauthorized information disclosure and system compromise. Organizations utilizing these products are advised to apply available security patches and updates promptly to mitigate 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:
8.2
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
None
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
.