Critical severity · published Jul 31, 2026
CVE-2026-43830
A command injection vulnerability in the firmware upgrade file verification process could allow an attacker to execute arbitrary commands
9.8
CVSS
2.5%
EPSS
No
On KEV
Description
A command injection vulnerability in the firmware upgrade file verification process could allow an attacker to execute arbitrary commands.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.5% · higher than 85% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AD
ADAM-3600 · Advantech
prior to version 2.8.5.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-43830
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-43830
www.advantech.com
https://www.advantech.com/en/security-advisory
www.csa.gov.sg
https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-149
github.com
https://github.com/CVEProject/cvelistV5/blob/8846a06bd73fefb0d7b7e205f1e21f97d0b9cbe2/cves/2026/43xxx/CVE-2026-43830.json
More from ADAM-3600
9.3
CVE-2026-43844
A vulnerability in the proprietary protocol could allow an attacker to bypass the authentication mechanism
9.3
CVE-2026-43836
A vulnerability could allow an attacker to forge a packet to execute arbitrary commands with maximum privileges
9.2
CVE-2026-43845
A vulnerability in the password reset mechanism could allow an attacker to bypass the authentication mechanism
9.2
CVE-2026-43838
A stack-based buffer overflow vulnerability in the login functionality could allow an attacker to achieve code execution
8.7
CVE-2026-43839
A NULL pointer dereference vulnerability in the logs management functionality could allow an unauthenticated attacker to crash the service