CVE-2026-102092: Accellion Kiteworks

High severity, CVSS 8.7. EPSS: 0.3% chance of exploitation in the next 30 days.

Kiteworks Core before version 9.5.0 is vulnerable to Stored Cross-site Scripting (XSS) that could allow an authenticated user to store crafted content that executes arbitrary JavaScript in another user's authenticated session when they preview shared content. This could potentially lead to session compromise and account takeover.

Affected products

• Accellion Kiteworks: before 9.5.0 (fixed in 9.5.0)

Published 2026-09-30. Last modified 2026-10-07.