{"id":"CVE-2026-28894","published":"2026-03-25T00:31:55Z","modified":"2026-04-02T18:13:07Z","title":"A denial-of-service issue was addressed with improved input validation","vendor":"Apple","product":"iOS and iPadOS","tier":"tail","description":{"text":"A denial-of-service issue was addressed with improved input validation. This issue is fixed in iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. A remote attacker may be able to cause a denial-of-service.","provenance":"source","from":"CVE.org"},"cvss":{"score":7.5,"severity":"HIGH","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","provenance":"source","from":"CISA ADP Vulnrichment"},"epss":{"score":0.00691,"percentile":0.52693,"provenance":"source"},"cwes":[{"id":"CWE-20","name":"Improper Input Validation"}],"references":[{"url":"https://support.apple.com/en-us/126792","tags":[]},{"url":"https://support.apple.com/en-us/126794","tags":[]},{"url":"https://support.apple.com/en-us/126795","tags":[]},{"url":"https://support.apple.com/en-us/126796","tags":[]}],"priority":{"score":15.8,"factors":[{"name":"EPSS percentile","points":10.54},{"name":"CVSS severity","points":5.25}]},"vendorSlug":"apple","affectedVersions":[{"vendor":"Apple","product":"iOS and iPadOS","versions":["< 26.4"]},{"vendor":"Apple","product":"macOS","versions":["< 14.8.5","< 15.7.5","< 26.4"]}],"euvd":{"id":"EUVD-2026-15175","exploited":false,"provenance":"source"},"lineage":{"familyId":"fam-class-apple-ios-macos-cwe-20"}}