CVE-2026-89087

{"id": "CVE-2026-89087", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-89087", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-09-14T15:36:00.424159Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "cve@mitre.org", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.3, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 3.4, "exploitabilityScore": 3.9}]}, "affected": [{"source": "cve@mitre.org", "affectedData": [{"vendor": "OCaml", "product": "cstruct", "versions": [{"status": "affected", "version": "0", "lessThan": "6.3.0", "versionType": "semver"}], "packageURL": "pkg:opam/cstruct", "defaultStatus": "unaffected"}]}], "published": "2026-09-10T20:17:32.247", "references": [{"url": "https://osv.dev/vulnerability/OSEC-2026-20", "source": "cve@mitre.org"}], "vulnStatus": "Received", "weaknesses": [{"type": "Secondary", "source": "cve@mitre.org", "description": [{"lang": "en", "value": "CWE-573"}]}], "descriptions": [{"lang": "en", "value": "The cstruct package before 6.3.0 for OCaml mishandles indexes."}], "lastModified": "2026-09-14T16:17:22.367", "sourceIdentifier": "cve@mitre.org"}