{"id":"CVE-2026-84554","published":"2026-09-14T20:51:08Z","modified":"2026-10-26T20:42:29Z","title":"An integer overflow was addressed with improved input validation","vendor":"Apple","product":"macOS","tier":"tail","description":{"text":"An integer overflow was addressed with improved input validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An attacker in a privileged network position may be able to cause a denial-of-service.","provenance":"source","from":"CVE.org"},"cvss":{"score":5.9,"severity":"MEDIUM","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","provenance":"source","from":"CISA ADP Vulnrichment"},"epss":{"score":0.00489,"percentile":0.41964,"provenance":"source"},"cwes":[{"id":"CWE-190","name":"Integer Overflow or Wraparound"}],"references":[{"url":"https://support.apple.com/en-us/149035","tags":[]},{"url":"https://support.apple.com/en-us/149042","tags":[]},{"url":"https://support.apple.com/en-us/149043","tags":[]}],"priority":{"score":12.5,"factors":[{"name":"EPSS percentile","points":8.39},{"name":"CVSS severity","points":4.13}]},"vendorSlug":"apple","affectedVersions":[{"vendor":"Apple","product":"macOS","versions":["< 15.8","< 26.7","< 27"]}],"euvd":{"id":"EUVD-2026-77945","exploited":false,"provenance":"source"},"lineage":{"familyId":"fam-class-apple-ios-macos-cwe-190"}}