CVE-2026-2891highCWE-400

CVE-2026-2891: high-severity vulnerability in HP Inc CCX

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

Published

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21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 8.2epss 0.4%
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.
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
Affected products
HP Inc · CCXHP Inc · Edge EHP Inc · Trio C60
Related CVEs — HP Inc CCX

In the same product, most dangerous first.

CVE-2026-0754HIGHSIP Service Providers – Possible Impersonation of Poly Voice DeviceEPSS 0.1%