CVE-2026-43830: advantech adam-3600 Command Injection

Deferred

Published 31-07-2026Last modified 20-10-2026

Vulnerability summary

CVE-2026-43830 is a critical (CVSS 9.8) Command Injection vulnerability in advantech adam-3600. EPSS estimates a 2.51% chance of exploitation in the next 30 days, higher than 84.6% of scored vulnerabilities.

Overall risk

70/100

0100

High · default modelHow is this calculated?

CVSS score

9.8/10

010

Critical · v3.1 (CVE.org)

EPSS score

2.51%

0%100%

Low · +2.18 pp in 30 days

KEVNot listedNot listed by any tracked catalog.

RansomwareNot flaggedNo ransomware use recorded.

Public exploits0No public exploits recorded

Timeline

31-07-2026
PublishedVulnerability first disclosed.
20-10-2026
Last modifiedVulnerability information updated.

Description

A command injection vulnerability in the firmware upgrade file verification process could allow an attacker to execute arbitrary commands.

CVSS metrics

4 scores · 2 sources · 2 versions

v4.08.6v3.19.8

EPSS trend

Probability

2.51%

Chance of exploitation in the next 30 days

Percentile

85%

Versus all other CVEs

30-day change

Increase +2.18 pp

From 0.33% on 22-09-2026

22-09-202622-10-2026

Known exploited

Compare KEV catalogs

CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

CWE-77Improper Neutralization of Special Elements used in a Command ('Command Injection')The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.

Affected systems

Advantech1 product

adam-3600prior to version 2.8.5.0

1 vendor · 1 product

References

4 links