CVE-2026-21788 — HCL Connections is vulnerable to cross-site scripting (XSS)
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 …
Published: 2026-03-19 · CVSS: 5.4 · CVSS 3.1
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7