{"cve":{"cve_id":"CVE-2026-0259","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.00278,"epss_percentile":0.19384,"epss_as_of":"2026-06-23","description":"An arbitrary File Read and Delete Vulnerability in Palo Alto Networks WildFire® WF-500 and WF-500-B appliances enables users to read sensitive information and delete arbitrary files. This vulnerability affects WF-500 and WF-500-B appliances running in the default non-FIPS configuration mode.\n\n\n\nThe WildFire Appliance (WF-500, WF-500-B) software update is now available to customers that use the WildFire Appliance (WF-500, WF-500-B) for on-premise sandboxing.\n\n\n\nPlease note that customers using the WildFire Public cloud service are NOT impacted by this vulnerability.","published_at":"2026-05-13T18:05:45.862000Z","last_modified_at":null,"cvss_v3_score":null,"cvss_v3_vector":null,"cvss_v3_severity":null,"cvss_v4_score":5.0,"cvss_v4_vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/AU:Y/R:U/V:C/RE:M/U:Amber","cvss_v4_severity":"MEDIUM","ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":["CWE-73"],"nvd_references":["https://security.paloaltonetworks.com/CVE-2026-0259"],"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":"2026-06-24T00:09:39.878444Z","updated_at":"2026-06-28T23:28:46.251824Z"},"effective_severity":"MEDIUM","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":null,"metrics":[]},"cvss_v4_decoded":{"version":"4.0","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"AT","name":"Attack Requirements","value":"N","value_label":"None"},{"metric":"PR","name":"Privileges Required","value":"L","value_label":"Low"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"VC","name":"Confidentiality (Vulnerable System)","value":"H","value_label":"High"},{"metric":"VI","name":"Integrity (Vulnerable System)","value":"L","value_label":"Low"},{"metric":"VA","name":"Availability (Vulnerable System)","value":"N","value_label":"None"},{"metric":"SC","name":"Confidentiality (Subsequent System)","value":"N","value_label":"None"},{"metric":"SI","name":"Integrity (Subsequent System)","value":"N","value_label":"None"},{"metric":"SA","name":"Availability (Subsequent System)","value":"N","value_label":"None"},{"metric":"E","name":"E","value":"U","value_label":"Unchanged"},{"metric":"AU","name":"AU","value":"Y","value_label":"Y"},{"metric":"R","name":"R","value":"U","value_label":"Unchanged"},{"metric":"V","name":"V","value":"C","value_label":"Changed"},{"metric":"RE","name":"RE","value":"M","value_label":"M"},{"metric":"U","name":"U","value":"Amber","value_label":"Amber"}]},"affected":[{"vendor_slug":"palo-alto-networks","vendor_name":"Palo Alto Networks","product_slug":"wildfire-wf-500-and-wf-500-b","product_name":"WildFire WF-500 and WF-500-B","version_start":"12.1.0","version_start_inclusive":true,"version_end":"12.1.7, 12.1.4-h5","version_end_inclusive":false,"cpe23_uri":"cve5:palo-alto-networks:wildfire-wf-500-and-wf-500-b:12.1.0:12.1.7, 12.1.4-h5"},{"vendor_slug":"palo-alto-networks","vendor_name":"Palo Alto Networks","product_slug":"wildfire-wf-500-and-wf-500-b","product_name":"WildFire WF-500 and WF-500-B","version_start":"11.2.0","version_start_inclusive":true,"version_end":"11.2.11,11.2.7-h7","version_end_inclusive":false,"cpe23_uri":"cve5:palo-alto-networks:wildfire-wf-500-and-wf-500-b:11.2.0:11.2.11,11.2.7-h7"},{"vendor_slug":"palo-alto-networks","vendor_name":"Palo Alto Networks","product_slug":"wildfire-wf-500-and-wf-500-b","product_name":"WildFire WF-500 and WF-500-B","version_start":"11.1.0","version_start_inclusive":true,"version_end":"11.1.13,11.1.10-h8","version_end_inclusive":false,"cpe23_uri":"cve5:palo-alto-networks:wildfire-wf-500-and-wf-500-b:11.1.0:11.1.13,11.1.10-h8"},{"vendor_slug":"palo-alto-networks","vendor_name":"Palo Alto Networks","product_slug":"wildfire-wf-500-and-wf-500-b","product_name":"WildFire WF-500 and WF-500-B","version_start":"10.2.0","version_start_inclusive":true,"version_end":"10.2.18-h6, 10.2.16-h7, 10.2.13-h21, 10.2.10-h36, 10.2.7-h34","version_end_inclusive":false,"cpe23_uri":"cve5:palo-alto-networks:wildfire-wf-500-and-wf-500-b:10.2.0:10.2.18-h6, 10.2.16-h7, 10.2.13-h21, 10.2.10-h36, 10.2.7-h34"}],"exploit_refs":[],"news":[],"references":[{"url":"https://security.paloaltonetworks.com/CVE-2026-0259","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2026-05-13T18:05:45.862000Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:50:21.811688Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:50:21.811688Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:50:21.811688Z","label":"CVSS score revised","source":"cvelistv5"}]}