CVE-2026-21759 — MEDIUM (4.3)

Vulnerability Description

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.

CVSS Score

4.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

LOW

Integrity

NONE

Availability

NONE

Related Weaknesses (CWE)

CWE-215

References

https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0131731

FAQ

What is CVE-2026-21759?

CVE-2026-21759 is a vulnerability with a CVSS score of 4.3 (MEDIUM). 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, exposi...

How severe is CVE-2026-21759?

CVE-2026-21759 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-21759?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.