{"schema":"threatline.record/2","record":{"id":"CVE-2026-55944","aliases":[],"summary":"Microsoft Dynamics NAV and Microsoft Dynamics 365 Business Central (On Premises) Remote Code Execution Vulnerability","details":"Deserialization of untrusted data in Microsoft Dynamics NAV allows an unauthorized attacker to execute code over a network.","categories":["Unclassified"],"product":"Microsoft Dynamics NAV 2018","vendor":"Microsoft","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-55944","source_modified_at":"2026-10-08T18:17:07.751Z","fetched_at":"2026-10-27T04:51:10.072820Z","product":"Microsoft Dynamics NAV 2018","vendor":"Microsoft","versions":[{"version":"1.0","lessThan":"11.0.50704.0","versionType":"custom","status":"affected"}],"defaultStatus":null}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-55944","source_modified_at":"2026-10-08T18:17:07.751Z","fetched_at":"2026-10-27T04:51:10.072820Z","package":{"name":"Microsoft Dynamics NAV 2018","ecosystem":null},"version":"11.0.50704.0","basis":"first unaffected version stated in the CVE record"}],"cvss":9.8,"severity":"Critical","kev":{"listed":false},"epss":{"probability":0.01532,"percentile":0.74613,"score_date":"2026-10-26"},"published_at":"2026-07-14T17:09:10.942Z","modified_at":"2026-10-08T18:17:07.751Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-55944","fetched_at":"2026-10-27T04:51:10.072820Z","source_modified_at":"2026-10-08T18:17:07.751Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-55944","fetched_at":"2026-10-27T04:51:10.072820Z","source_modified_at":"2026-10-26"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-55944","tags":["vendor-advisory","patch"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"yes","technical_impact":"total","assessed_at":"2026-07-14T18:01:05.898620Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-08T18:17:07.751Z","content_hash":"5bf668fdd705aa9bc6428eeae6a2870a06281862ef72af270b381d040ff28512"}}