{"cve":{"cve_id":"CVE-2009-1837","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":0.04331,"epss_percentile":0.8992,"epss_as_of":"2026-06-23","description":"Race condition in the NPObjWrapper_NewResolve function in modules/plugin/base/src/nsJSNPRuntime.cpp in xul.dll in Mozilla Firefox 3 before 3.0.11 might allow remote attackers to execute arbitrary code via a page transition during Java applet loading, related to a use-after-free vulnerability for memory associated with a destroyed Java object.","published_at":"2009-06-12T21:07:00Z","last_modified_at":"2026-06-16T23:08:09.850000Z","cvss_v3_score":7.5,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","cvss_v3_severity":"HIGH","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-362","CWE-416"],"nvd_references":["http://www.vupen.com/english/advisories/2009/1572","http://www.mozilla.org/security/announce/2009/mfsa2009-28.html","http://secunia.com/advisories/34241","http://secunia.com/secunia_research/2009-19/","http://www.securityfocus.com/archive/1/504260/100/0/threaded","https://bugzilla.mozilla.org/show_bug.cgi?id=486269","http://www.securityfocus.com/bid/35360","http://www.securityfocus.com/bid/35326","https://www.redhat.com/archives/fedora-package-announce/2009-June/msg00657.html","http://secunia.com/advisories/35431","http://secunia.com/advisories/35331","http://secunia.com/advisories/35468","https://www.redhat.com/archives/fedora-package-announce/2009-June/msg00574.html","http://secunia.com/advisories/35415","https://rhn.redhat.com/errata/RHSA-2009-1095.html","http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.372468","http://www.securitytracker.com/id?1022386","https://bugzilla.redhat.com/show_bug.cgi?id=503579","https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10628","http://www.debian.org/security/2009/dsa-1820","http://sunsolve.sun.com/search/document.do?assetkey=1-66-264308-1"],"vuln_status":"Modified","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":"2026-06-28T23:05:02.725769Z"},"effective_severity":"HIGH","badges":[],"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":"H","value_label":"High"},{"metric":"PR","name":"Privileges Required","value":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"R","value_label":"Required"},{"metric":"S","name":"Scope","value":"U","value_label":"Unchanged"},{"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":"debian","vendor_name":"Debian","product_slug":"debian-linux","product_name":"debian_linux","version_start":"5.0","version_start_inclusive":true,"version_end":"5.0","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:*"},{"vendor_slug":"fedoraproject","vendor_name":"fedoraproject","product_slug":"fedora","product_name":"fedora","version_start":"9","version_start_inclusive":true,"version_end":"9","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:fedoraproject:fedora:9:*:*:*:*:*:*:*"},{"vendor_slug":"fedoraproject","vendor_name":"fedoraproject","product_slug":"fedora","product_name":"fedora","version_start":"10","version_start_inclusive":true,"version_end":"10","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:fedoraproject:fedora:10:*:*:*:*:*:*:*"},{"vendor_slug":"mozilla","vendor_name":"Mozilla","product_slug":"firefox","product_name":"Firefox","version_start":"3.0","version_start_inclusive":true,"version_end":"3.0.11","version_end_inclusive":false,"cpe23_uri":"cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*"},{"vendor_slug":"redhat","vendor_name":"RedHat","product_slug":"enterprise-linux","product_name":"enterprise_linux","version_start":"4.0","version_start_inclusive":true,"version_end":"4.0","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:redhat:enterprise_linux:4.0:*:*:*:*:*:*:*"},{"vendor_slug":"redhat","vendor_name":"RedHat","product_slug":"enterprise-linux","product_name":"enterprise_linux","version_start":"5.0","version_start_inclusive":true,"version_end":"5.0","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:*"},{"vendor_slug":"redhat","vendor_name":"RedHat","product_slug":"enterprise-linux-desktop","product_name":"enterprise_linux_desktop","version_start":"5.0","version_start_inclusive":true,"version_end":"5.0","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:*:*:*:*:*:*:*"},{"vendor_slug":"redhat","vendor_name":"RedHat","product_slug":"enterprise-linux-desktop","product_name":"enterprise_linux_desktop","version_start":"4.0","version_start_inclusive":true,"version_end":"4.0","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:redhat:enterprise_linux_desktop:4.0:*:*:*:*:*:*:*"},{"vendor_slug":"redhat","vendor_name":"RedHat","product_slug":"enterprise-linux-eus","product_name":"enterprise_linux_eus","version_start":"4.8","version_start_inclusive":true,"version_end":"4.8","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:redhat:enterprise_linux_eus:4.8:*:*:*:*:*:*:*"},{"vendor_slug":"redhat","vendor_name":"RedHat","product_slug":"enterprise-linux-eus","product_name":"enterprise_linux_eus","version_start":"5.3","version_start_inclusive":true,"version_end":"5.3","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:redhat:enterprise_linux_eus:5.3:*:*:*:*:*:*:*"},{"vendor_slug":"redhat","vendor_name":"RedHat","product_slug":"enterprise-linux-server","product_name":"enterprise_linux_server","version_start":"4.0","version_start_inclusive":true,"version_end":"4.0","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:redhat:enterprise_linux_server:4.0:*:*:*:*:*:*:*"},{"vendor_slug":"redhat","vendor_name":"RedHat","product_slug":"enterprise-linux-server","product_name":"enterprise_linux_server","version_start":"5.0","version_start_inclusive":true,"version_end":"5.0","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:redhat:enterprise_linux_server:5.0:*:*:*:*:*:*:*"},{"vendor_slug":"redhat","vendor_name":"RedHat","product_slug":"enterprise-linux-server-aus","product_name":"enterprise_linux_server_aus","version_start":"5.3","version_start_inclusive":true,"version_end":"5.3","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:redhat:enterprise_linux_server_aus:5.3:*:*:*:*:*:*:*"},{"vendor_slug":"redhat","vendor_name":"RedHat","product_slug":"enterprise-linux-workstation","product_name":"enterprise_linux_workstation","version_start":"4.0","version_start_inclusive":true,"version_end":"4.0","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:redhat:enterprise_linux_workstation:4.0:*:*:*:*:*:*:*"},{"vendor_slug":"redhat","vendor_name":"RedHat","product_slug":"enterprise-linux-workstation","product_name":"enterprise_linux_workstation","version_start":"5.0","version_start_inclusive":true,"version_end":"5.0","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:redhat:enterprise_linux_workstation:5.0:*:*:*:*:*:*:*"}],"exploit_refs":[],"news":[],"references":[{"url":"http://www.vupen.com/english/advisories/2009/1572","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://www.mozilla.org/security/announce/2009/mfsa2009-28.html","source_type":"MISC","tags":[]},{"url":"http://secunia.com/advisories/34241","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://secunia.com/secunia_research/2009-19/","source_type":"MISC","tags":[]},{"url":"http://www.securityfocus.com/archive/1/504260/100/0/threaded","source_type":"MISC","tags":[]},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=486269","source_type":"MISC","tags":[]},{"url":"http://www.securityfocus.com/bid/35360","source_type":"MISC","tags":[]},{"url":"http://www.securityfocus.com/bid/35326","source_type":"MISC","tags":[]},{"url":"https://www.redhat.com/archives/fedora-package-announce/2009-June/msg00657.html","source_type":"MISC","tags":[]},{"url":"http://secunia.com/advisories/35431","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://secunia.com/advisories/35331","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://secunia.com/advisories/35468","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://www.redhat.com/archives/fedora-package-announce/2009-June/msg00574.html","source_type":"MISC","tags":[]},{"url":"http://secunia.com/advisories/35415","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://rhn.redhat.com/errata/RHSA-2009-1095.html","source_type":"MISC","tags":[]},{"url":"http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.372468","source_type":"MISC","tags":[]},{"url":"http://www.securitytracker.com/id?1022386","source_type":"MISC","tags":[]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=503579","source_type":"MISC","tags":[]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10628","source_type":"MISC","tags":[]},{"url":"http://www.debian.org/security/2009/dsa-1820","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://sunsolve.sun.com/search/document.do?assetkey=1-66-264308-1","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2009-06-12T21:07:00Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-24T01:13:18.467633Z","label":"CVSS score revised","source":"nvd"},{"type":"cvss_changed","at":"2026-06-24T01:13:18.467633Z","label":"CVSS score revised","source":"nvd"},{"type":"cvss_changed","at":"2026-06-24T01:13:18.467633Z","label":"CVSS score revised","source":"nvd"}]}