What is CVE-2026-21767?

CVE-2026-21767 is a medium-severity vulnerability in Hclsoftware Bigfix Platform, classified under Missing Authentication for Critical Function. CVSS score: 4.0/10. Published 2026-04-01.

How severe is CVE-2026-21767?

Medium severity. CVSS v3 base score is 4.0 out of 10.

Auth bypass in Hclsoftware Bigfix Platform

CVE-2026-21767

HCL BigFix Platform is affected by insufficient authentication. The application might allow users to access sensitive areas of the application without proper authentication.

Vulnerability class: Broken Authentication

EPSS: 0.000 (4.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Hclsoftware Bigfix Platform — versions 11.0.0 - 11.0.5

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

support.hcl-software.com/csm

Frequently asked questions

What is CVE-2026-21767?: CVE-2026-21767 is a medium-severity vulnerability in Hclsoftware Bigfix Platform, classified under Missing Authentication for Critical Function. CVSS score: 4.0/10. Published 2026-04-01.
How severe is CVE-2026-21767?: Medium severity. CVSS v3 base score is 4.0 out of 10.