CVE-2026-0826

CRITICAL

Poly Voice – Possible Remote Control of Certain Poly Devices

Title source: cna
STIX 2.1

Exploitation Summary

EIP tracks 2 public exploits for CVE-2026-0826. PoCs published by sfewer-r7, including Metasploit module payloads/singles/cmd/unix/bind_socat_tcp.

AI-analyzed exploit summary This Metasploit module creates a bind shell using socat, allowing an attacker to establish a TCP connection to a target system and execute commands. It is specifically referenced for CVE-2026-0826, likely targeting HP Poly devices.

Description

In certain scenarios when the admin has enabled Interactive Connectivity Establishment (ICE), a buffer overflow could enable remote code execution on Poly Voice products on the Linux platform.

Exploits (2)

metasploit WORKING POC
rubypocunix
https://github.com/rapid7/metasploit-framework/blob/master/modules/payloads/singles/cmd/unix/bind_socat_tcp.rb

This Metasploit module creates a bind shell using socat, allowing an attacker to establish a TCP connection to a target system and execute commands. It is specifically referenced for CVE-2026-0826, likely targeting HP Poly devices.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: HP Poly (likely a specific firmware version affected by CVE-2026-0826)
No auth needed
Prerequisites: socat installed on target · network access to target
mistral-large-3 · analyzed Jun 18, 2026 Full analysis →
metasploit WORKING POC GREAT
by sfewer-r7 · rubypocunix
https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/misc/poly_unauth_rce_cve_2026_0826.rb

This Metasploit module exploits CVE-2026-0826, an unauthenticated stack-based buffer overflow in HP Poly VVX and Trio IP phones via malformed SDP attributes in SIP INVITE requests, achieving RCE with root privileges.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: HP Poly VVX (150, 250, 350, 450) and Trio (8300, 8500, 8800) IP phones with firmware versions below fixed releases
No auth needed
Prerequisites: ICE feature enabled on target device · Network access to UDP port 5060
mistral-large-3 · analyzed Jun 18, 2026 Full analysis →

References (1)

Core 1

Scores

CVSS v4 9.2
EPSS 0.2447
EPSS Percentile 97.7%
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/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 yes
Technical Impact total

Details

CWE
CWE-121
Status published
Products (3)
HP Inc./poly_trio_8300 < 8.1.7
HP Inc./poly_trio_8500 < 7.2.8
HP Inc./poly_trio_8800 < 7.2.8
Published Jun 01, 2026
Tracked Since Jun 01, 2026