{"id":"CVE-2026-56590","title":"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 compl…","summary":"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 compl…","severity":"medium","cvss":6.4,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N","cwe":["CWE-434"],"vendor":"HCL Software","product":"HCL BigFix Service Management","affected":["hcl_bigfix_service_management v27"],"published":"2026-09-18","updated":"2026-09-18","sourceUpdated":"2026-09-18T20:17:17.493","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-56590","references":[{"url":"https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0133917","label":"psirt@hcl.com"}],"tags":["nvd","cve.org"],"epss":0.0017,"epssPercentile":0.06778,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-09-18T19:11:36.026646Z"},"ingestedAt":"2026-09-18T08:38:04.115Z","slug":"CVE-2026-56590","body":"## Overview\n\nHCL 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":35,"depthScoreParts":{"impact":35.2,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}