CVE-2026-0754

SIP Service Providers – Possible Impersonation of Poly Voice Device

HIGH
8.2
CVSS Score
Published: March 3, 2026 at 12:48 AM UTC
Updated: June 17, 2026 at 10:11 AM UTC
3 products affected across 1 vendorPoly Edge EPoly VVXPoly Trio 8300

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Severity
HIGH8.2
Exploit prediction
EPSS 0.1%
SSVC
No known exploit

Description

An embedded test key and certificate could be extracted from a Poly Voice device using specialized reverse engineering tools. This extracted certificate could be accepted by a SIP service provider if the service provider does not perform proper validation of the device certificate.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < <PVOS 8.5.0
Affected range stops below <PVOS 8.5.0, so it looks safe — our inference, not a vendor statement
v < <UCS 8.1.7.c
Affected range stops below <UCS 8.1.7.c, so it looks safe — our inference, not a vendor statement
v < <UCS 6.4.8
Affected range stops below <UCS 6.4.8, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.2HIGHhp
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-321

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