What’s Vulnerable › Vulnerabilities

CVE-2026-56590: HCL BigFix Service Management is affected by multiple security vulnerabilities.

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-18 · updated 2026-10-14
• Weakness: CWE-434

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.

Affected products

• HCL Software HCL BigFix Service Management: 23, 27

References

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

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