Unauthenticated SQL Injection Leading to Remote Code Execution in Switchvox SMB
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- SQL injection
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-89.
Summary
An unauthenticated SQL injection vulnerability exists in Sangoma Switchvox SMB Edition 8.3 (104997). The /pa endpoint processes XML content beginning with <PolycomIPPhone> 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.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Active
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA Switchvox SMB Edition (Sangoma) Fixed in 8.4.0.2
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Sangoma Switchvox SMB Edition 8.4.0.2
4 records Highest priority Priority CRITICAL 1 CRITICAL, 1 MEDIUM, 2 LOW
Other records, highest priority first
- TI-2026-08421 Unauthenticated Reflected Cross-Site Scripting (XSS) in Switchvox SMB Web PortalPriority MEDIUM 40
- TI-2026-08424 Authenticated Stored Cross-Site Scripting (XSS) in Switchvox SMB Web PortalPriority LOW 31
- TI-2026-08423 Authenticated Local File Inclusion (LFI) in Switchvox SMB Web PortalPriority LOW 31
Timeline
- 2026-09-02 Added to CISA KEV
- 2026-10-02 Threatist record created from CVE-2026-9586
- 2026-10-03 Alias added: GHSA-m32j-v93f-gfgc
References
Advisory 2
More Sangoma Switchvox vulnerabilities
- TI-2021-20477 Sangoma Technologies Corporation Switchvox Version 102409 is affected by an information… CVSS 3.1MEDIUM 5.3
Sources
- CVE-2026-9586 · CVE Program
- CVE-2026-9586 · NVD
- CISA Known Exploited Vulnerabilities
- FIRST EPSS
- GHSA-m32j-v93f-gfgc · GitHub Advisory Database · CC BY 4.0
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