CVE-2026-56590

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.

  • Published Sep 18, 2026
  • CVSS 6.4 medium
  • 0.3% chance of exploitation in the next 30 days (EPSS)

Affected software

CVE-2026-56590 at the National Vulnerability Database