CVE-2025-67823

HIGH

Mitel MiContact Center Business < 10.2.0.11 and CX < 2.0 - Unauthenticated XSS in Multimedia Email

Title source: llm
STIX 2.1

Description

A vulnerability in the Multimedia Email component of Mitel MiContact Center Business through 10.2.0.10 and Mitel CX through 1.1.0.1 could allow an unauthenticated attacker to conduct a Cross-Site Scripting (XSS) attack due to insufficient input validation. A successful exploit requires user interaction where the email channel is enabled. This could allow an attacker to execute arbitrary scripts in the victim's browser or desktop client application.

References (2)

Core 2

Scores

CVSS v3 8.2
EPSS 0.0029
EPSS Percentile 20.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (2)
mitel/cx < 2.0
mitel/micontact_center_business < 10.2.0.11
Published Jan 15, 2026
Tracked Since Feb 18, 2026