CVE-2026-2891

HIGH

Poly Voice Devices (CCX, Trio, Edge E) – Potential Denial of Service

Title source: cna

Description

The following Poly Voice IP devices, CCX, Trio, and Edge E, might be inoperable if they connect to a malicious SIP server and receive malformed data. HP is releasing updates to mitigate these potential vulnerabilities.

References (1)

Core 1

Core References

https://support.hp.com/us-en/document/ish_15222895-15222917-16/hpsbpy04096

Scores

CVSS v4 8.2

EPSS 0.0025

EPSS Percentile 16.8%

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-400

Status published

Products (3)

HP Inc/CCX < 9.50

HP Inc/Edge E < 8.6.0

HP Inc/Trio C60 < 9.5.0

Published Jul 01, 2026

Tracked Since Jul 01, 2026