CVE-2026-43830

Deferred Deferred - Pending Action

BaseFortify

Publication date: 2026-07-31

Last updated on: 2026-10-20

Assigner: CSA

Description

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

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-07-31

Last Modified

2026-10-20

Generated

2026-11-08

AI Q&A

2026-07-31

EPSS Evaluated

2026-11-07

NVD

CVE-2026-43830

EUVD

EUVD-2026-51386

Affected Vendors & Products

Vendor	Product	Version / Range
tbc	tbc	tbc

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-77	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.

Attack-Flow Graph

Executive Summary

This is a command injection vulnerability that allows an attacker to execute arbitrary commands during the firmware upgrade file verification process. It occurs when the system fails to properly sanitize input during firmware checks.

Detection Guidance

Detection of this command injection vulnerability requires monitoring firmware upgrade processes and network traffic during file verification. Check logs for unexpected command execution during firmware updates. Inspect network traffic for unusual payloads in upgrade files. Use intrusion detection systems to flag suspicious activity during firmware verification steps.

Impact Analysis

An attacker could exploit this to run malicious commands on the affected system, potentially leading to unauthorized access, data theft, or system compromise. The high CVSS score indicates significant risk.

Compliance Impact

The vulnerability allows arbitrary command execution during firmware upgrade verification, which could compromise system integrity and data confidentiality. This may violate compliance requirements under GDPR (data protection) and HIPAA (health data security) by enabling unauthorized access or data breaches.

Mitigation Strategies

Disable firmware upgrade file verification temporarily if possible. Monitor network traffic for suspicious commands during upgrade processes. Apply patches or updates from the vendor immediately once available.

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EPSS Chart

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