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Vulnerability record · CVE-2026-2891 · published 1 July 2026

CVE-2026-2891: Uncontrolled resource consumption vulnerability

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.

8.2 CVSS 4.0 High EPSS 0.43% · top 65.5% CWE-400 · Uncontrolled resource consumption Awaiting Analysis
8.2CVSS 4.0 base score
0.43%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
2 Jul 2026Last modified by NVD

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.

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:

References

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

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Source: NIST National Vulnerability Database (record CVE-2026-2891), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.