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CVE-2026-9586

9.3
Critical
KEV · Exploited in wildEPSS 12%Patch availableJul 18, 2026

Unauthenticated SQL injection in Sangoma Switchvox SMB 8.3 allowing DB tampering and RCE

triage
server-sideruntimeWAF · effectiveAV · networkCWE-89· SQL Injection

WAF coverage: SQL injection. Signatures match well at the request layer.

Also consider: parameterized queries · ORM

cvss vector
attack vectornetworkattack complexitylowprivileges requirednoneuser interactionnonescopeunchangedconfidentialityhighintegrityhighavailabilityhigh
CVSS 3.1 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
common questions

Is CVE-2026-9586 being exploited?

Yes. CVE-2026-9586 appears in CISA's Known Exploited Vulnerabilities catalog, which means exploitation in the wild has been confirmed and reported. Treat it as active rather than theoretical, and patch it ahead of higher-scoring vulnerabilities that carry no exploitation evidence.

How severe is CVE-2026-9586?

CVE-2026-9586 is rated Critical with a CVSS score of 9.3. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.

Is there a patch for CVE-2026-9586?

Yes. A fix has been recorded for CVE-2026-9586. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.

What does CVE-2026-9586 affect?

CVE-2026-9586 affects Sangoma Switchvox SMB Edition 8.3 (104997), Switchvox PBX /pa endpoint (PolycomIPPhone PhoneIP parameter). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.

What should I do about CVE-2026-9586?

Isolate affected hosts, block /pa access, apply vendor patch or upgrade when released

Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.

executive summary
technical analysis
affected
Sangoma Switchvox SMB Edition 8.3 (104997)Switchvox PBX /pa endpoint (PolycomIPPhone PhoneIP parameter)
impact

Unauthenticated SQL injection into PostgreSQL via /pa endpoint allowing arbitrary SQL, data exfiltration, DB modification, and potential remote code execution.

action required

Immediate action required

affected versions
Sangoma Switchvox SMB Edition
  • affected>= 8.3 (104997) and < 8.4.0.2

As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.

how to fix
Remediation steps are tailored for users whose stack is affected. Add this technology to your stack to see the fix checklist.
references
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