PT-2026-26279 · Hclsoftware · Connections

Published 2026-03-19 · Updated 2026-03-19 · CVE-2026-21788

NVD

CVSS v3.1

5.4

Medium

AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

HCL Connections is vulnerable to a cross-site scripting attack where an attacker may leverage this issue to execute arbitrary script code in the browser of an unsuspecting user which leads to executing malicious script code.  This may allow the attacker steal cookie-based authentication credentials and comprise user's account then launch other attacks.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2026-21788

Affected Products

Connections

References · 2

• https://nvd.nist.gov/vuln/detail/CVE-2026-21788 · Security Note
• https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0129107 · Note