CVE-2020-4080: Hcltech Domino

Medium severity, CVSS 6.1. EPSS: 0.9% chance of exploitation in the next 30 days.

HCL Verse v10 and v11 is susceptible to a Stored Cross-Site Scripting (XSS) vulnerability due to improper handling of message content. An unauthenticated remote attacker could exploit this vulnerability using specially-crafted markup to execute script in a victim's web browser within the security context of the hosting Web site and/or steal the victim's cookie-based authentication credentials.

Affected products

• Hcltech Domino: version 10.0.0 only; version 10.0.1 only; version 11.0 only; version 11.0.1 only

Published 2020-12-18. Last modified 2026-06-17.