{"api_version":"1","generated_at":"2026-05-12T23:15:51+00:00","cve":"CVE-2026-28946","urls":{"html":"https://cve.report/CVE-2026-28946","api":"https://cve.report/api/cve/CVE-2026-28946.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-28946","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-28946"},"summary":{"title":"CVE-2026-28946","description":"A use-after-free issue was addressed with improved memory management. This issue is fixed in macOS Tahoe 26.5. Processing maliciously crafted web content may lead to an unexpected Safari crash.","state":"PUBLISHED","assigner":"apple","published_at":"2026-05-11 21:18:55","updated_at":"2026-05-12 18:16:48"},"problem_types":["CWE-416","Processing maliciously crafted web content may lead to an unexpected Safari crash","CWE-416 CWE-416 Use After Free"],"metrics":[{"version":"3.1","source":"ADP","type":"DECLARED","score":"6.5","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","data":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","version":"3.1"}},{"version":"3.1","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","score":"6.5","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"}}],"references":[{"url":"https://support.apple.com/en-us/127115","name":"https://support.apple.com/en-us/127115","refsource":"product-security@apple.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-28946","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-28946","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Apple","product":"macOS","version":"affected 26.5 custom","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","version":"3.1"}},{"other":{"content":{"id":"CVE-2026-28946","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-05-12T17:46:36.873502Z","version":"2.0.3"},"type":"ssvc"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-416","description":"CWE-416 Use After Free","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-05-12T17:46:56.201Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"product":"macOS","vendor":"Apple","versions":[{"lessThan":"26.5","status":"affected","version":"0","versionType":"custom"}]}],"descriptions":[{"lang":"en","value":"A use-after-free issue was addressed with improved memory management. This issue is fixed in macOS Tahoe 26.5. Processing maliciously crafted web content may lead to an unexpected Safari crash."}],"problemTypes":[{"descriptions":[{"description":"Processing maliciously crafted web content may lead to an unexpected Safari crash","lang":"en"}]}],"providerMetadata":{"dateUpdated":"2026-05-11T20:08:30.995Z","orgId":"286789f9-fbc2-4510-9f9a-43facdede74c","shortName":"apple"},"references":[{"url":"https://support.apple.com/en-us/127115"}]}},"cveMetadata":{"assignerOrgId":"286789f9-fbc2-4510-9f9a-43facdede74c","assignerShortName":"apple","cveId":"CVE-2026-28946","datePublished":"2026-05-11T20:08:30.995Z","dateReserved":"2026-03-03T16:36:03.989Z","dateUpdated":"2026-05-12T17:46:56.201Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-11 21:18:55","lastModifiedDate":"2026-05-12 18:16:48","problem_types":["CWE-416","Processing maliciously crafted web content may lead to an unexpected Safari crash","CWE-416 CWE-416 Use After Free"],"metrics":{"cvssMetricV31":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":3.6}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"28946","Ordinal":"1","Title":"CVE-2026-28946","CVE":"CVE-2026-28946","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"28946","Ordinal":"1","NoteData":"A use-after-free issue was addressed with improved memory management. This issue is fixed in macOS Tahoe 26.5. Processing maliciously crafted web content may lead to an unexpected Safari crash.","Type":"Description","Title":"CVE-2026-28946"}]}}}