CVE-2025-67823

8.2 highEPSS 0.3%

High (8.2) in mitel. EPSS 0.3% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

8.2 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 26% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2026-01-15
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

mitel:cx
mitel:micontact_center_business

References

https://www.mitel.com/support/security-advisories
https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-misa-2025-0010

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