CVE-2026-9586Unauthenticated SQL Injection Leading to Remote Code Execution in Switchvox SMB
Updated under an hour ago ()
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It affects Sangoma Switchvox SMB Edition and 1 other product. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Sep 2, 2026; federal agencies had to remediate by Sep 5, 2026. Treat that date as your deadline.
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Free account, 1 product
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.
- CVSS
- 9.3 CRITICAL (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- Weakness (CWE)
- CWE-89
- Known exploited
- Added to CISA KEV Sep 2, 2026; federal remediation due Sep 5, 2026Apply 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.
- EPSS (exploitation in the next 30 days)
- 18.98% (percentile 97)
- Assigned by
- SRA
- NVD analysis
- Analyzed
- Record last updated
- Sep 3, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Sangoma Switchvox SMB Edition sangoma:switchvox_smb_edition (from the name) | from 8.3 (104997) before 8.4.0.2 | CNA record |
sangoma switchvox sangoma:switchvox | from 8.2.2.1 before 8.4.0.2 | NVD |
References
- https://sangomakb.atlassian.net/wiki/spaces/Switchvox/pages/1802371073/Switchvox+-+Release+Notes+Version+8.4.0.2+July+14+2026release-notes
- https://labs.sra.io/posts/switchvox/third-party-advisory
- https://horizon3.ai/attack-research/disclosures/cve-2026-9586-sangoma-switchvox-rce/#exploit, third-party-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-9586third-party-advisory, us-government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.