{"api_version":"1","generated_at":"2026-04-23T09:37:43+00:00","cve":"CVE-2019-9789","urls":{"html":"https://cve.report/CVE-2019-9789","api":"https://cve.report/api/cve/CVE-2019-9789.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2019-9789","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-9789"},"summary":{"title":"CVE-2019-9789","description":"Mozilla developers and community members reported memory safety bugs present in Firefox 65. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 66.","state":"PUBLIC","assigner":"security@mozilla.org","published_at":"2019-04-26 17:29:00","updated_at":"2021-07-21 11:39:00"},"problem_types":["CWE-787"],"metrics":[],"references":[{"url":"https://www.mozilla.org/security/advisories/mfsa2019-07/","name":"https://www.mozilla.org/security/advisories/mfsa2019-07/","refsource":"MISC","tags":["Vendor Advisory"],"title":"Security vulnerabilities fixed in Firefox 66 — Mozilla","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://bugzilla.mozilla.org/buglist.cgi?bug_id=1520483%2C1522987%2C1528199%2C1519337%2C1525549%2C1516179%2C1518524%2C1518331%2C1526579%2C1512567%2C1524335%2C1448505%2C1518821","name":"https://bugzilla.mozilla.org/buglist.cgi?bug_id=1520483%2C1522987%2C1528199%2C1519337%2C1525549%2C1516179%2C1518524%2C1518331%2C1526579%2C1512567%2C1524335%2C1448505%2C1518821","refsource":"MISC","tags":["Broken Link","Issue Tracking","Vendor Advisory"],"title":"Bug List","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-9789","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-9789","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2019","cve_id":"9789","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"mozilla","cpe5":"firefox","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2019","cve_id":"9789","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":[{"cve":"CVE-2019-9789","qid":"371855","title":"Free Berkeley Software Distribution (FreeBSD) Security Update for mozilla Multiple Vulnerabilities (05da6b56-3e66-4306-9ea3-89fafe939726)"}]},"source_records":{"cve_program":{"data_version":"4.0","references":{"reference_data":[{"url":"https://www.mozilla.org/security/advisories/mfsa2019-07/","refsource":"MISC","name":"https://www.mozilla.org/security/advisories/mfsa2019-07/"},{"url":"https://bugzilla.mozilla.org/buglist.cgi?bug_id=1520483%2C1522987%2C1528199%2C1519337%2C1525549%2C1516179%2C1518524%2C1518331%2C1526579%2C1512567%2C1524335%2C1448505%2C1518821","refsource":"MISC","name":"https://bugzilla.mozilla.org/buglist.cgi?bug_id=1520483%2C1522987%2C1528199%2C1519337%2C1525549%2C1516179%2C1518524%2C1518331%2C1526579%2C1512567%2C1524335%2C1448505%2C1518821"}]},"description":{"description_data":[{"lang":"eng","value":"Mozilla developers and community members reported memory safety bugs present in Firefox 65. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 66."}]},"data_type":"CVE","affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"version":{"version_data":[{"version_affected":"<","version_value":"66"}]},"product_name":"Firefox"}]},"vendor_name":"Mozilla"}]}},"CVE_data_meta":{"ID":"CVE-2019-9789","ASSIGNER":"security@mozilla.org","STATE":"PUBLIC"},"data_format":"MITRE","problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Memory safety bugs fixed in Firefox 66"}]}]}},"nvd":{"publishedDate":"2019-04-26 17:29:00","lastModifiedDate":"2021-07-21 11:39:00","problem_types":["CWE-787"],"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,"acInsufInfo":false,"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":"66.0","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2019","CveId":"9789","Ordinal":"147668","Title":"CVE-2019-9789","CVE":"CVE-2019-9789","Year":"2019"},"notes":[{"CveYear":"2019","CveId":"9789","Ordinal":"1","NoteData":"Mozilla developers and community members reported memory safety bugs present in Firefox 65. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 66.","Type":"Description","Title":null},{"CveYear":"2019","CveId":"9789","Ordinal":"2","NoteData":"2019-04-26","Type":"Other","Title":"Published"},{"CveYear":"2019","CveId":"9789","Ordinal":"3","NoteData":"2019-04-26","Type":"Other","Title":"Modified"}]}}}