CVE-2026-102256
Awaiting Analysis Awaiting Analysis - Queue

Post-authentication OS Command Injection in SMA1000 Appliance

Vulnerability report for CVE-2026-102256, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-10-07

Last updated on: 2026-10-07

Assigner: SonicWALL, Inc.

Description

Post-authentication Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability has been identified in the SMA1000 appliance which in specific conditions could potentially enable a remote authenticated attacker as administrator to execute arbitrary OS commands, resulting in remote code execution.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published
2026-10-07
Last Modified
2026-10-07
Generated
2026-10-07
AI Q&A
2026-10-07
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
SonicWall SMA1000 12.4.3-03526 (platform-hotfix) and older versions
SonicWall SMA1000 12.5.0-02952 (platform-hotfix) and older versions

Helpful Resources

Exploitability

CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-78 The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

Attack-Flow Graph

AI Quick Actions

Instant insights powered by AI
Executive Summary

This is a post-authentication OS command injection vulnerability in the SonicWall SMA1000 appliance. It allows a remote authenticated attacker with administrator privileges to execute arbitrary OS commands, potentially leading to remote code execution.

Detection Guidance

This vulnerability requires post-authentication access as an administrator to exploit. Detection should focus on monitoring for unusual command execution patterns or unauthorized administrative actions on SMA1000 appliances. Check system logs for suspicious commands or unexpected administrative sessions.

Impact Analysis

An attacker could gain full control over the affected SMA1000 appliance, execute malicious commands, steal data, or use the system as a pivot point to attack other systems in the network.

Compliance Impact

This vulnerability could lead to unauthorized access and data breaches, violating compliance requirements such as GDPR (data protection) and HIPAA (health information security), potentially resulting in legal penalties and reputational damage.

Mitigation Strategies

Immediately update the SMA1000 appliance to the latest firmware version provided by SonicWall to patch the OS command injection vulnerability. Ensure all administrative credentials are strong and unique to prevent unauthorized access.

Chat Assistant

Ask questions about this CVE
Hi! I’m here to help you understand CVE-2026-102256. Ask me anything about the vulnerability, its impact, or mitigation strategies.
0/70

EPSS Chart