{"cve":"CVE-2020-5421","nvd":{"published":"2020-09-19T04:15:11.527","modified":"2026-10-08T21:17:30.567","status":"Modified","description":"In Spring Framework versions 5.2.0 - 5.2.8, 5.1.0 - 5.1.17, 5.0.0 - 5.0.18, 4.3.0 - 4.3.28, and older unsupported versions, the protections against RFD attacks from CVE-2015-5211 may be bypassed depending on the browser used through the use of a jsessionid path parameter.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:H/A:N","score":6.5},"cwes":[],"references":["https://lists.apache.org/thread.html/r1c679c43fa4f7846d748a937955c7921436d1b315445978254442163%40%3Ccommits.ambari.apache.org%3E","https://lists.apache.org/thread.html/r1eccdbd7986618a7319ee7a533bd9d9bf6e8678e59dd4cca9b5b2d7a%40%3Cissues.ambari.apache.org%3E","https://lists.apache.org/thread.html/r3589ed0d18edeb79028615080d5a0e8878856436bb91774a3196d9eb%40%3Ccommits.pulsar.apache.org%3E","https://lists.apache.org/thread.html/r503e64b43a57fd68229cac4a869d1a9a2eac9e75f8719cad3a840211%40%3Ccommits.pulsar.apache.org%3E","https://lists.apache.org/thread.html/r5c95eff679dfc642e9e4ab5ac6d202248a59cb1e9457cfbe8b729ac5%40%3Cissues.ambari.apache.org%3E"],"products":["netapp:oncommand_insight","netapp:snap_creator_framework","netapp:snapcenter","oracle:commerce_guided_search","oracle:communications_brm","oracle:communications_design_studio","oracle:communications_session_report_manager","oracle:communications_unified_inventory_management","oracle:endeca_information_discovery_integrator","oracle:enterprise_data_quality","oracle:financial_services_analytical_applications_infrastructure","oracle:flexcube_private_banking","oracle:fusion_middleware","oracle:goldengate_application_adapters","oracle:healthcare_master_person_index","oracle:hyperion_infrastructure_technology","oracle:insurance_policy_administration","oracle:insurance_rules_palette","oracle:mysql_enterprise_monitor","oracle:primavera_gateway","oracle:primavera_p6_enterprise_project_portfolio_management","oracle:retail_assortment_planning","oracle:retail_bulk_data_integration","oracle:retail_customer_engagement","oracle:retail_customer_management_and_segmentation_foundation","oracle:retail_financial_integration","oracle:retail_integration_bus","oracle:retail_invoice_matching","oracle:retail_merchandising_system","oracle:retail_order_broker","oracle:retail_predictive_application_server","oracle:retail_returns_management","oracle:retail_service_backbone","oracle:retail_xstore_point_of_service","oracle:storagetek_acsls","oracle:storagetek_tape_analytics_sw_tool","oracle:weblogic_server","vmware:spring_framework"],"source":"nvd","synced_at":"2026-10-19T21:09:53.489947993+00:00"},"epss":{"cve":"CVE-2020-5421","score":0.11564,"percentile":0.96002,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-rv39-3qh7-9v7w","url":"https://osv.dev/vulnerability/GHSA-rv39-3qh7-9v7w","summary":"Improper Input Validation in Spring Framework","modified":"2024-03-08T05:19:02.814884Z","packages":[{"ecosystem":"Maven","name":"org.springframework:spring-framework-bom","purl":"pkg:maven/org.springframework/spring-framework-bom","ranges":[">=5.2.0 <5.2.9"],"fixed":["5.2.9"]},{"ecosystem":"Maven","name":"org.springframework:spring-framework-bom","purl":"pkg:maven/org.springframework/spring-framework-bom","ranges":[">=5.1.0 <5.1.18"],"fixed":["5.1.18"]},{"ecosystem":"Maven","name":"org.springframework:spring-framework-bom","purl":"pkg:maven/org.springframework/spring-framework-bom","ranges":[">=5.0.0 <5.0.19"],"fixed":["5.0.19"]},{"ecosystem":"Maven","name":"org.springframework:spring-framework-bom","purl":"pkg:maven/org.springframework/spring-framework-bom","ranges":["<4.3.29"],"fixed":["4.3.29"]}]}],"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."]}