What’s Vulnerable › Vulnerabilities

CVE-2023-28018: HCL Connections s vulnerable to possible denial of service for certain users

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-02-12 · updated 2026-06-17

Description

HCL Connections is vulnerable to a denial of service, caused by improper validation on certain requests. Using a specially-crafted request an attacker could exploit this vulnerability to cause denial of service for affected users.

Affected products

• HCL Software Connections: 6.5, 7.0, 8.0

References

• https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0108430
• https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0108430

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