SQL Injection in Sangoma Switchvox
CVE-2026-9586
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.
Vulnerability class: SQL Injection
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.190 (97.3th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 97.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.118 · newest: 0.190 · change: +0.071
Affected products
- Sangoma Switchvox
- Sangoma Switchvox SMB Edition — versions 8.3 (104997)
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
Public proof-of-concept exploits
References
- 57dba5dd-1a03-47f6-8b36-e84e47d335d8 (release-notes, Release Notes)
- 57dba5dd-1a03-47f6-8b36-e84e47d335d8 (Third Party Advisory, third-party-advisory)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Exploit, Third Party Advisory)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource, Third Party Advisory)
Frequently asked questions
- What is CVE-2026-9586?
- CVE-2026-9586 is a critical-severity vulnerability in Sangoma Switchvox, classified under SQL Injection. CVSS score: 9.8/10. Published 2026-07-17.
- How severe is CVE-2026-9586?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2026-9586 known to be exploited?
- Yes. CVE-2026-9586 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2026-09-02), indicating it is being actively exploited. 2 public proof-of-concept repositories are indexed.