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Processing maliciously crafted web content may lead to arbitrary code execution.","epss":{"date":"2026-11-12","epss":0.06964,"percentile":0.94215},"epss_checked":1794522003,"first_seen":1793665375,"kev":{"cveID":"CVE-2021-30952","cwes":["CWE-190"],"dateAdded":"2026-03-05","dueDate":"2026-03-26","forensicTriage":"No","knownRansomwareCampaignUse":"Unknown","notes":"https://support.apple.com/en-us/HT212975 ; https://support.apple.com/en-us/HT212976 ; https://support.apple.com/en-us/HT212978 ; https://support.apple.com/en-us/HT212980 ; https://support.apple.com/en-us/HT212982 ; https://nvd.nist.gov/vuln/detail/CVE-2021-30952","product":"Multiple Products","requiredAction":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","shortDescription":"Apple tvOS, macOS, Safari, iPadOS and watchOS contain an integer overflow or wraparound vulnerability due to the processing of maliciously crafted web content that may lead to arbitrary code execution.","vendorProject":"Apple","vulnerabilityName":"Apple Multiple Products Integer Overflow or Wraparound Vulnerability"},"kev_checked":1794522003,"products":"Apple watchOS, Apple iOS and iPadOS, Apple macOS","references":["https://support.apple.com/en-us/HT212975","https://support.apple.com/en-us/HT212976","https://support.apple.com/en-us/HT212978","https://support.apple.com/en-us/HT212980","https://support.apple.com/en-us/HT212982","http://www.openwall.com/lists/oss-security/2022/01/21/2","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7EQVZ3CEMTINLBZ7PBC7WRXVEVCRHNSM/","https://www.debian.org/security/2022/dsa-5061","https://www.debian.org/security/2022/dsa-5060","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HQKWD4BXRDD2YGR5AVU7H5J5PIQIEU6V/","https://cloud.google.com/blog/topics/threat-intelligence/coruna-powerful-ios-exploit-kit","https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30952"],"score":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","provider":"CISA-ADP","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","version":"3.1"},"solutions":"","state":"PUBLISHED","title":"Apple Multiple Products Integer Overflow or Wraparound Vulnerability","updated_at":1794500401,"workarounds":""},"sources":[]}