A Cross Site Scripting (XSS) Vulnerability on the Unified Portal Client (web client) used in Avaya Equinox Conferencing can allow an authenticated user to perform XSS attacks. The affected versions of Equinox Conferencing includes all 9.x versions before 9.1.10.
Severity
CVSS 3.1
5.4 medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS
0.6% chance of exploitation in the next 30 days; higher than 46% of CVEs (scores of 2026-10-31)