CVE-2026-21827: Hclsoftware Connections

Low severity, CVSS 3.1. EPSS: 0.2% chance of exploitation in the next 30 days.

HCL Connections is vulnerable to an information disclosure vulnerability which could allow a user to obtain sensitive information they are not entitled to, caused by improper handling of request data they are not entitled to, caused by improper handling of request data.

Affected products

• Hclsoftware Connections

Published 2026-08-31. Last modified 2026-09-03.