{"api_version":"1","generated_at":"2026-07-23T08:08:57+00:00","cve":"CVE-2016-5287","urls":{"html":"https://cve.report/CVE-2016-5287","api":"https://cve.report/api/cve/CVE-2016-5287.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2016-5287","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2016-5287"},"summary":{"title":"CVE-2016-5287","description":"A potentially exploitable use-after-free crash during actor destruction with service workers. This issue does not affect releases earlier than Firefox 49. This vulnerability affects Firefox < 49.0.2.","state":"PUBLIC","assigner":"security@mozilla.org","published_at":"2018-06-11 21:29:00","updated_at":"2018-07-30 18:29:00"},"problem_types":["CWE-416"],"metrics":[],"references":[{"url":"http://www.securitytracker.com/id/1037077","name":"1037077","refsource":"SECTRACK","tags":["Third Party Advisory","VDB Entry"],"title":"Mozilla Firefox Use-After Free Memory Error in nsTArray_base::SwapArrayElements Lets Remote Users Execute Arbitrary Code and Web Cache Bug Lets Remote Users View Potentially Sensitive Information - SecurityTracker","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.mozilla.org/security/advisories/mfsa2016-87/","name":"https://www.mozilla.org/security/advisories/mfsa2016-87/","refsource":"CONFIRM","tags":["Vendor Advisory"],"title":"Security vulnerabilities fixed in Firefox 49.0.2 — Mozilla","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1309823","name":"https://bugzilla.mozilla.org/show_bug.cgi?id=1309823","refsource":"CONFIRM","tags":["Issue Tracking","Vendor Advisory"],"title":"1309823 - (CVE-2016-5287) Crash in nsTArray_base<T>::SwapArrayElements<T> | nsTArray_Impl<T>::SwapElements<T> | mozilla::ipc::FileDescriptorSetChild::ForgetFileDescriptors","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.securityfocus.com/bid/93811","name":"93811","refsource":"BID","tags":["Third Party Advisory","VDB Entry"],"title":"Mozilla Firefox CVE-2016-5287 Denial of Service Vulnerability","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2016-5287","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-5287","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2016","cve_id":"5287","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"mozilla","cpe5":"firefox","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2016","cve_id":"5287","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"mozilla","cpe5":"firefox","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"security@mozilla.org","ID":"CVE-2016-5287","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Firefox","version":{"version_data":[{"version_affected":"<","version_value":"49.0.2"}]}}]},"vendor_name":"Mozilla"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"A potentially exploitable use-after-free crash during actor destruction with service workers. This issue does not affect releases earlier than Firefox 49. This vulnerability affects Firefox < 49.0.2."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Crash in nsTArray_base<T>::SwapArrayElements"}]}]},"references":{"reference_data":[{"name":"https://www.mozilla.org/security/advisories/mfsa2016-87/","refsource":"CONFIRM","url":"https://www.mozilla.org/security/advisories/mfsa2016-87/"},{"name":"93811","refsource":"BID","url":"http://www.securityfocus.com/bid/93811"},{"name":"1037077","refsource":"SECTRACK","url":"http://www.securitytracker.com/id/1037077"},{"name":"https://bugzilla.mozilla.org/show_bug.cgi?id=1309823","refsource":"CONFIRM","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1309823"}]}},"nvd":{"publishedDate":"2018-06-11 21:29:00","lastModifiedDate":"2018-07-30 18:29:00","problem_types":["CWE-416"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL"},"exploitabilityScore":3.9,"impactScore":5.9},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P","accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL","baseScore":7.5},"severity":"HIGH","exploitabilityScore":10,"impactScore":6.4,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*","versionEndExcluding":"49.0.2","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2016","CveId":"5287","Ordinal":"91337","Title":"CVE-2016-5287","CVE":"CVE-2016-5287","Year":"2016"},"notes":[{"CveYear":"2016","CveId":"5287","Ordinal":"1","NoteData":"A potentially exploitable use-after-free crash during actor destruction with service workers. This issue does not affect releases earlier than Firefox 49. This vulnerability affects Firefox < 49.0.2.","Type":"Description","Title":null},{"CveYear":"2016","CveId":"5287","Ordinal":"2","NoteData":"2018-06-11","Type":"Other","Title":"Published"},{"CveYear":"2016","CveId":"5287","Ordinal":"3","NoteData":"2018-06-12","Type":"Other","Title":"Modified"}]}}}