CVE-2026-21759: Hclsoftware Hcl Hive

Medium severity, CVSS 4.3. EPSS: 0.2% chance of exploitation in the next 30 days.

HCL Hive is affected by an information exposure vulnerability where Swagger documentation was found exposed publicly.  Although no sensitive information (e.g., credentials, PII) was discovered, exposing API documentation to unauthenticated users can increase the overall attack surface.

Affected products

• Hclsoftware Hcl Hive: version 1.0 only

Published 2026-08-24. Last modified 2026-08-28.