CVE-2026-56596

{"id": "CVE-2026-56596", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-56596", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-06T12:47:29.783249Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "psirt@hcl.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 3.5, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 2.1}]}, "affected": [{"source": "psirt@hcl.com", "affectedData": [{"vendor": "HCL Software", "product": "HCL BigFix Service Management", "versions": [{"status": "affected", "version": "Version 27"}], "defaultStatus": "unaffected"}]}], "published": "2026-10-06T12:16:49.327", "references": [{"url": "https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0134015", "source": "psirt@hcl.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "psirt@hcl.com", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "HCL BigFix Service Management is affected by an Improper Input Validation vulnerability, which could allow an attacker to supply unexpected or malformed data, enabling processing errors, business logic bypasses, and unintended application behavior."}], "lastModified": "2026-10-06T16:00:36.547", "sourceIdentifier": "psirt@hcl.com"}