CVE-2026-2891
Received Received - Intake

Poly Voice IP Devices SIP Server Malformed Data Handling Flaw

Publication date: 2026-07-01

Last updated on: 2026-07-01

Assigner: HP Inc.

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 Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published
2026-07-01
Last Modified
2026-07-01
Generated
2026-07-01
AI Q&A
2026-07-01
EPSS Evaluated
N/A
NVD
CVE-2026-2891
EUVD
EUVD-2026-41005

Affected Vendors & Products

Showing 4 associated CPEs
Vendor Product Version / Range
hp poly_voice_ip_devices *
hp ccx *
hp trio *
hp edge_e *

Helpful Resources

Exploitability

CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-400 The product does not properly control the allocation and maintenance of a limited resource.

Attack-Flow Graph

AI Quick Actions

Instant insights powered by AI
Executive Summary

Certain Poly Voice IP devices, including CCX, Trio, and Edge E models, may become inoperable if they connect to a malicious SIP server that sends malformed data. This vulnerability arises from the devices' inability to properly handle such malformed data, potentially causing them to stop functioning.

HP is addressing this issue by releasing updates to mitigate these vulnerabilities.

Impact Analysis

If your Poly Voice IP devices connect to a malicious SIP server that sends malformed data, the devices might become inoperable. This could disrupt communication services relying on these devices, leading to potential downtime and loss of voice communication capabilities.

Mitigation Strategies

To mitigate this vulnerability, HP is releasing updates for the affected Poly Voice IP devices, including CCX, Trio, and Edge E. Applying these updates as soon as possible is the recommended immediate step to prevent potential inoperability caused by connection to malicious SIP servers.

Chat Assistant

Ask questions about this CVE
Hi! I’m here to help you understand CVE-2026-2891. Ask me anything about the vulnerability, its impact, or mitigation strategies.
0/70

EPSS Chart