CVE-2026-5922 PUBLISHED

Poly Voice – Potential Unauthorized Modification of WebUI using XSS Attack

Assigner: hp
Reserved: 08.04.2026 Published: 08.07.2026 Updated: 09.07.2026

The IP phone might use malicious input stored in configuration parameters and render it as content for the WebUI’s webpage.

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
CVSS Score: 5.9

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	None	Confidentiality	None
Attack Complexity	Low	Integrity	High	Integrity	None
Attack Requirements	Present	Availability	None	Availability	None
Privileges Required	Low
User Interaction	Passive

CVSS 4.0

Vendor	HP Inc.
Product	Poly CCX
Versions	Default: unknown affected from 0 to 9.5.0 (excl.)

Vendor	HP Inc.
Product	Poly Edge E
Versions	Default: unknown affected from 0 to 8.6.0 (excl.)

Vendor	HP Inc.
Product	Poly Trio C60
Versions	Default: unknown affected from 0 to 9.5.0 (excl.)

CWE-79 Improper neutralization of input during web page generation ('cross-site scripting') CWE