Medium (5.4) in upstreamworks upstream works on finesse. EPSS 0.6% chance of exploitation in the next 30 days.
A stored Cross-Site Scripting (XSS) vulnerability in the Chat gadget in Upstream Works Agent Desktop for Cisco Finesse through 4.2.12 and 5.0 allows remote attackers to inject arbitrary web script or HTML via AttachmentId in the file-upload details.
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 49% of CVEs (scores of 2026-10-31)