{"cve":{"cve_id":"CVE-2026-21962","is_kev":true,"kev_date_added":"2026-08-24","kev_vendor_project":"Oracle","kev_product":"HTTP Server and Oracle Weblogic Server Proxy Plug-in","kev_vulnerability_name":"Oracle HTTP Server and Oracle Weblogic Server Proxy Plug-in Improper Access Control Vulnerability","kev_short_description":"Oracle HTTP Server and Oracle Weblogic Server Proxy Plug-in contain an improper access control vulnerability that can result in unauthorized creation, deletion or modification access to critical data as well as unauthorized access to critical data or complete access to all Oracle HTTP Server and Oracle Weblogic Server Proxy Plug-in accessible data.","kev_required_action":"Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.","kev_due_date":"2026-08-27","kev_known_ransomware":false,"kev_notes":"https://www.oracle.com/security-alerts/cpujan2026.html ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-21962","kev_cwes":["CWE-284"],"epss_score":0.4202,"epss_percentile":0.98588,"epss_as_of":"2026-08-26","description":"Vulnerability in the Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in product of Oracle Fusion Middleware (component: Weblogic Server Proxy Plug-in for Apache HTTP Server, Weblogic Server Proxy Plug-in for IIS).  Supported versions that are affected are 12.2.1.4.0, 14.1.1.0.0 and  14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in.  While the vulnerability is in Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in, attacks may significantly impact additional products (scope change).  Successful attacks of this vulnerability can result in  unauthorized creation, deletion or modification access to critical data or all Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in accessible data as well as  unauthorized access to critical data or complete access to all Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in accessible data. Note: Affected version for Weblogic Server Proxy Plug-in for IIS is 12.2.1.4.0 only. CVSS 3.1 Base Score 10.0 (Confidentiality and Integrity impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N).","published_at":"2026-01-20T21:56:32.665000Z","last_modified_at":"2026-08-25T04:18:11.067000Z","cvss_v3_score":10.0,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N","cvss_v3_severity":"CRITICAL","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":"active","ssvc_automatable":true,"ssvc_technical_impact":"total","cwes":["CWE-284"],"nvd_references":["https://www.oracle.com/security-alerts/cpujan2026.html"],"vuln_status":"Analyzed","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":"2026-08-25T19:35:50.379874Z"},"effective_severity":"CRITICAL","badges":["kev","news"],"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":"N","value_label":"None"},{"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":"N","value_label":"None"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"oracle","vendor_name":"oracle","product_slug":"http-server","product_name":"http_server","version_start":"12.2.1.4.0","version_start_inclusive":true,"version_end":"12.2.1.4.0","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:oracle:http_server:12.2.1.4.0:*:*:*:*:*:*:*"},{"vendor_slug":"oracle","vendor_name":"oracle","product_slug":"http-server","product_name":"http_server","version_start":"14.1.2.0.0","version_start_inclusive":true,"version_end":"14.1.2.0.0","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:oracle:http_server:14.1.2.0.0:*:*:*:*:*:*:*"},{"vendor_slug":"oracle","vendor_name":"oracle","product_slug":"http-server","product_name":"http_server","version_start":"14.1.1.0.0","version_start_inclusive":true,"version_end":"14.1.1.0.0","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:oracle:http_server:14.1.1.0.0:*:*:*:*:*:*:*"},{"vendor_slug":"oracle","vendor_name":"oracle","product_slug":"weblogic-server-proxy-plug-in","product_name":"weblogic_server_proxy_plug-in","version_start":"14.1.2.0.0","version_start_inclusive":true,"version_end":"14.1.2.0.0","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:oracle:weblogic_server_proxy_plug-in:14.1.2.0.0:*:*:*:*:*:*:*"},{"vendor_slug":"oracle","vendor_name":"oracle","product_slug":"weblogic-server-proxy-plug-in","product_name":"weblogic_server_proxy_plug-in","version_start":"12.2.1.4.0","version_start_inclusive":true,"version_end":"12.2.1.4.0","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:oracle:weblogic_server_proxy_plug-in:12.2.1.4.0:*:*:*:*:*:*:*"},{"vendor_slug":"oracle","vendor_name":"oracle","product_slug":"weblogic-server-proxy-plug-in","product_name":"weblogic_server_proxy_plug-in","version_start":"14.1.1.0.0","version_start_inclusive":true,"version_end":"14.1.1.0.0","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:oracle:weblogic_server_proxy_plug-in:14.1.1.0.0:*:*:*:*:*:*:*"},{"vendor_slug":"oracle-corporation","vendor_name":"Oracle Corporation","product_slug":"oracle-http-server-oracle-weblogic-server-proxy-plug-in","product_name":"Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in","version_start":"12.2.1.4.0","version_start_inclusive":true,"version_end":"12.2.1.4.0","version_end_inclusive":true,"cpe23_uri":"cve5:oracle-corporation:oracle-http-server-oracle-weblogic-server-proxy-plug-in:12.2.1.4.0:12.2.1.4.0"},{"vendor_slug":"oracle-corporation","vendor_name":"Oracle Corporation","product_slug":"oracle-http-server-oracle-weblogic-server-proxy-plug-in","product_name":"Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in","version_start":"14.1.2.0.0","version_start_inclusive":true,"version_end":"14.1.2.0.0","version_end_inclusive":true,"cpe23_uri":"cve5:oracle-corporation:oracle-http-server-oracle-weblogic-server-proxy-plug-in:14.1.2.0.0:14.1.2.0.0"},{"vendor_slug":"oracle-corporation","vendor_name":"Oracle Corporation","product_slug":"oracle-http-server-oracle-weblogic-server-proxy-plug-in","product_name":"Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in","version_start":"14.1.1.0.0","version_start_inclusive":true,"version_end":"14.1.1.0.0","version_end_inclusive":true,"cpe23_uri":"cve5:oracle-corporation:oracle-http-server-oracle-weblogic-server-proxy-plug-in:14.1.1.0.0:14.1.1.0.0"}],"exploit_refs":[],"news":[{"id":1375,"source":"The Hacker News","url":"https://thehackernews.com/2026/08/actively-exploited-oracle-weblogic-flaw.html","title":"Actively Exploited Oracle WebLogic Flaw Lets Unauthenticated Attackers Access Critical Data","summary":"The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Monday added a maximum-severity security flaw impacting Oracle HTTP Server and Oracle WebLogic Server to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation.\n\nThe vulnerability, tracked as CVE-2026-21962 (CVSS score: 10.0), allows an unauthenticated attacker with network access via HTTP to","thumbnail_url":"https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgl_xYf_N0l1MVU0TVJFootEd6UCngqtfmbbEKRc06D7-0-ehjKU2SrBoA3qKaSkUWrOzgAu6hkbtimW8U7M4zgfH_6jXzgy6w7aQEGQKni-doNdQFCmAm9_vI_Zq4I6tx7lO2q533pbWWOLKBuUUYLGdY9O7SfBcwcGrqvsMLaFMPL09xXK86vRu38JfEp/s1600/oracle.jpg","author":"info@thehackernews.com (The Hacker News)","published_at":"2026-08-25T06:12:35Z","fetched_at":"2026-08-25T06:49:20.486043Z","trending_score":0.5565983583356765,"cve_ids":["CVE-2026-21962"]}],"references":[{"url":"https://www.oracle.com/security-alerts/cpujan2026.html","source_type":"VENDOR_ADVISORY","tags":["advisory"]}],"timeline":[{"type":"published","at":"2026-01-20T21:56:32.665000Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:51:33.019078Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:51:33.019078Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:51:33.019078Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"ssvc_changed","at":"2026-06-29T23:46:59.033383Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T23:46:59.033383Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T23:46:59.033383Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"cisa_reported","at":"2026-08-24T00:00:00Z","label":"Added to CISA KEV catalog","source":"kev"},{"type":"ssvc_changed","at":"2026-08-24T19:37:20.262551Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"first_article","at":"2026-08-25T06:12:35Z","label":"First news coverage","source":"The Hacker News"}]}