CVE-2026-21840

HCL BigFix Platform is affected by a user enumeration vulnerability

State: Published
Severity: 3.1 Low
Published: Jul 14, 2026
Updated: Jul 15, 2026
Reserved: Jan 5, 2026

Description

HCL BigFix Platform is affected by a user enumeration vulnerability which might allow an attacker, through careful system control and response time monitoring, to perform some level of user enumeration for the BigFix service.

Scores

CVSS	Score	Vector	Source
3.1	3.1 Low	CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N	HCL

Weaknesses

CWE-208 Observable timing discrepancy

Affected Products

Product	Versions
HCL BigFix PlatformHCLSoftware	10.0.0 - 10.0.15, 11.0.0 - 11.0.5Affected

References

https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0132093

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