CVE-2026-56590 — MEDIUM (6.4)

Vulnerability Description

HCL 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.

CVSS Score

6.4

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

NONE

Related Weaknesses (CWE)

CWE-434

References

https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0133917

FAQ

What is CVE-2026-56590?

CVE-2026-56590 is a vulnerability with a CVSS score of 6.4 (MEDIUM). HCL 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 mal...

How severe is CVE-2026-56590?

CVE-2026-56590 has been rated MEDIUM with a CVSS base score of 6.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-56590?

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