{"cve":{"cve_id":"CVE-2025-42999","is_kev":true,"kev_date_added":"2025-05-15","kev_vendor_project":"SAP","kev_product":"NetWeaver","kev_vulnerability_name":"SAP NetWeaver Deserialization Vulnerability","kev_short_description":"SAP NetWeaver Visual Composer Metadata Uploader contains a deserialization vulnerability that allows a privileged attacker to compromise the confidentiality, integrity, and availability of the host system by deserializing untrusted or malicious content.","kev_required_action":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","kev_due_date":"2025-06-05","kev_known_ransomware":false,"kev_notes":"SAP users must have an account to log in and access the patch: https://me.sap.com/notes/3604119 ; https://nvd.nist.gov/vuln/detail/CVE-2025-42999","kev_cwes":["CWE-502"],"epss_score":0.11222,"epss_percentile":0.95393,"epss_as_of":"2026-06-23","description":"SAP NetWeaver Visual Composer Metadata Uploader is vulnerable when a privileged user can upload untrusted or malicious content which, when deserialized, could potentially lead to a compromise of confidentiality, integrity, and availability of the host system.","published_at":"2025-05-13T00:17:43.710000Z","last_modified_at":null,"cvss_v3_score":9.1,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","cvss_v3_severity":"CRITICAL","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":["CWE-502"],"nvd_references":["https://me.sap.com/notes/3604119","https://url.sap/sapsecuritypatchday"],"vuln_status":null,"trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:31.350578Z","updated_at":"2026-06-28T23:26:57.870439Z"},"effective_severity":"CRITICAL","badges":["kev"],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"PR","name":"Privileges Required","value":"H","value_label":"High"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"C","value_label":"Changed"},{"metric":"C","name":"Confidentiality","value":"H","value_label":"High"},{"metric":"I","name":"Integrity","value":"H","value_label":"High"},{"metric":"A","name":"Availability","value":"H","value_label":"High"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"sap-se","vendor_name":"SAP_SE","product_slug":"sap-netweaver-visual-composer-development-server","product_name":"SAP NetWeaver (Visual Composer development server)","version_start":"VCFRAMEWORK 7.50","version_start_inclusive":true,"version_end":"VCFRAMEWORK 7.50","version_end_inclusive":true,"cpe23_uri":"cve5:sap-se:sap-netweaver-visual-composer-development-server:VCFRAMEWORK 7.50:VCFRAMEWORK 7.50"}],"exploit_refs":[],"news":[],"references":[{"url":"https://me.sap.com/notes/3604119","source_type":"MISC","tags":[]},{"url":"https://url.sap/sapsecuritypatchday","source_type":"MISC","tags":["patch"]}],"timeline":[{"type":"published","at":"2025-05-13T00:17:43.710000Z","label":"CVE published","source":null},{"type":"cisa_reported","at":"2025-05-15T00:00:00Z","label":"Added to CISA KEV catalog","source":"kev"},{"type":"cvss_changed","at":"2026-06-28T17:46:23.467457Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:46:23.467457Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:46:23.467457Z","label":"CVSS score revised","source":"cvelistv5"}]}