{"cve":"CVE-2019-16943","nvd":{"published":"2019-10-01T17:15:10.400","modified":"2026-10-07T21:17:01.593","status":"Modified","description":"A Polymorphic Typing issue was discovered in FasterXML jackson-databind 2.0.0 through 2.9.10. When Default Typing is enabled (either globally or for a specific property) for an externally exposed JSON endpoint and the service has the p6spy (3.8.6) jar in the classpath, and an attacker can find an RMI service endpoint to access, it is possible to make the service execute a malicious payload. This issue exists because of com.p6spy.engine.spy.P6DataSource mishandling.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-502"],"references":["https://access.redhat.com/errata/RHSA-2020:0159","https://access.redhat.com/errata/RHSA-2020:0160","https://access.redhat.com/errata/RHSA-2020:0161","https://access.redhat.com/errata/RHSA-2020:0164","https://access.redhat.com/errata/RHSA-2020:0445"],"products":["debian:debian_linux","fasterxml:jackson-databind","fedoraproject:fedora","netapp:active_iq_unified_manager","netapp:oncommand_api_services","netapp:oncommand_workflow_automation","netapp:service_level_manager","netapp:steelstore_cloud_integrated_storage","oracle:banking_platform","oracle:communications_billing_and_revenue_management","oracle:communications_calendar_server","oracle:communications_cloud_native_core_network_slice_selection_function","oracle:communications_evolved_communications_application_server","oracle:global_lifecycle_management_nextgen_oui_framework","oracle:goldengate_application_adapters","oracle:jd_edwards_enterpriseone_orchestrator","oracle:jd_edwards_enterpriseone_tools","oracle:primavera_gateway","oracle:retail_merchandising_system","oracle:retail_sales_audit","oracle:siebel_engineering_-_installer_\\&_deployment","oracle:trace_file_analyzer","oracle:webcenter_portal","oracle:webcenter_sites","oracle:weblogic_server","redhat:jboss_enterprise_application_platform"],"source":"nvd","synced_at":"2026-10-19T20:59:10.855360465+00:00"},"epss":{"cve":"CVE-2019-16943","score":0.04741,"percentile":0.918,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-fmmc-742q-jg75","url":"https://osv.dev/vulnerability/GHSA-fmmc-742q-jg75","summary":"jackson-databind polymorphic typing issue","modified":"2024-03-16T05:19:55.172981Z","packages":[{"ecosystem":"Maven","name":"com.fasterxml.jackson.core:jackson-databind","purl":"pkg:maven/com.fasterxml.jackson.core/jackson-databind","ranges":[">=2.9.0 <2.9.10.1"],"fixed":["2.9.10.1"]},{"ecosystem":"Maven","name":"com.fasterxml.jackson.core:jackson-databind","purl":"pkg:maven/com.fasterxml.jackson.core/jackson-databind","ranges":[">=2.7.0 <2.8.11.5"],"fixed":["2.8.11.5"]},{"ecosystem":"Maven","name":"com.fasterxml.jackson.core:jackson-databind","purl":"pkg:maven/com.fasterxml.jackson.core/jackson-databind","ranges":["<2.6.7.3"],"fixed":["2.6.7.3"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}