HCL BigFix Service Management is affected by multiple security vulnerabilities.

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-56590
StatePUBLISHED
AssignerHCL
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-09-18 09:16:41 UTC
Updated2026-10-14 17:56:59 UTC
DescriptionHCL BigFix Service Management is affected by an Unrestricted File Upload vulnerability due to improper file validation controls, which could allow an unauthenticated attacker to upload and execute malicious payloads, resulting in a complete server compromise.

Risk And Classification

Primary CVSS: v3.1 9.8 CRITICAL from [email protected]

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

EPSS: 0.002850000 probability, percentile 0.195290000 (date 2026-10-14)

Problem Types: CWE-434 | CWE-434 CWE-434 Unrestricted Upload of File with Dangerous Type

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary9.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.1[email protected]Secondary6.4MEDIUMCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N
3.1CNACVSS6.4MEDIUMCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Hcltech Bigfix Service Management 23 - All All
Application Hcltech Bigfix Service Management 27 - All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA HCL Software HCL BigFix Service Management affected v27 Not specified

References

ReferenceSourceLinkTags
support.hcl-software.com/csm [email protected] support.hcl-software.com Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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