What’s Vulnerable › Vulnerabilities

CVE-2026-21827: HCL Connections is vulnerable to an information disclosure vulnerability

• Severity: low (CVSS 3.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-31 · updated 2026-09-03
• Weakness: CWE-359

Description

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

• HCL Software Connections: 7.0, 8.0

References

• https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0130164

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