Unauthenticated SQL Injection Leading to Remote Code Execution in Switchvox SMB

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What is CVE-2026-9586?

CVE-2026-9586 is a vulnerability classified as Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection'), affecting Switchvox SMB Edition (affected versions: 8.3 (104997) – < 8.4.0.2). This vulnerability is rated Critical, with a CVSS score of 9.3. This vulnerability has been observed being exploited in the wild.

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Overview

Original source data

An unauthenticated SQL injection vulnerability exists in Sangoma Switchvox SMB Edition 8.3 (104997). The /pa endpoint processes XML content beginning with and directly concatenates the user-controlled PhoneIP value into PostgreSQL queries without sanitization or parameterization. An unauthenticated remote attacker can execute arbitrary SQL statements against the backend PostgreSQL database using a single crafted request, including database operations and remote code execution.

Affected products and scope

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Technical details

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Exploitability

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Detection

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