{"id":"CVE-2026-86879","published":"2026-09-14T20:47:37Z","modified":"2026-10-26T20:34:09Z","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 27 and iPadOS 27. A remote attacker may be able to cause a denial-of-service.","provenance":"source","from":"CVE.org"},"cvss":{"score":6.5,"severity":"MEDIUM","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","provenance":"source","from":"CISA ADP Vulnrichment"},"epss":{"score":0.00394,"percentile":0.33433,"provenance":"source"},"cwes":[{"id":"CWE-20","name":"Improper Input Validation"}],"references":[{"url":"https://support.apple.com/en-us/149034","tags":[]}],"priority":{"score":11.2,"factors":[{"name":"EPSS percentile","points":6.69},{"name":"CVSS severity","points":4.55}]},"vendorSlug":"apple","affectedVersions":[{"vendor":"Apple","product":"iOS and iPadOS","versions":["< 27"]}],"euvd":{"id":"EUVD-2026-77966","exploited":false,"provenance":"source"},"lineage":{"familyId":"fam-class-apple-ios-macos-cwe-20"}}