CVE-2026-43830CWE-77command-injection

CVE-2026-43830

Critical · published July 31, 2026

CVSS v3.1
9.8
EPSS
3%
Percentile
84.7
In the wild
Unconfirmed
What it is

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

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.02515 · 84.7th percentile
Weakness
CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection')
Published
2026-07-31T08:17Z
References (3)
https://www.advantech.com/en/security-advisory · 5f57b9bf-260d-4433-bf07-b6a79e9bb7d4https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-149 · 5f57b9bf-260d-4433-bf07-b6a79e9bb7d4https://github.com/CVEProject/cvelistV5/blob/8846a06bd73fefb0d7b7e205f1e21f97d0b9cbe2/cves/2026/43xxx/CVE-2026-43830.json · af854a3a-2127-422b-91ae-364da2661108
EPSS history
Timeline
  • 31 JUL 02:53Z
    tbc
    cvelistv5