Home › Exploited CVEs › CVE-2021-1789
CVE-2021-1789: Apple Multiple Products Type Confusion Vulnerability
Apple Multiple Products · in CISA KEV since 2022-05-04
2022-05-04added to KEV
2022-05-25federal remediation due date
14.48%EPSS exploit probability (30 days) 96.5th percentile
8.8 HIGHCVSS 3.1
Unknownknown ransomware use
397days from NVD publication to KEV
What it is
A type confusion issue affecting multiple Apple products allows processing of maliciously crafted web content, leading to arbitrary code execution.
Required action (CISA)
Apply updates per vendor instructions.
| CWE | CWE-843 |
|---|---|
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| NVD published | 2021-04-02 (Analyzed) |
Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2021-1789.json · all KEV CVEs
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Get the full file: Exploited Vulnerabilities Brief – September 2026 ($29): this month's KEV additions ranked by EPSS, ransomware use and due date, ready to hand to a patch team. Checkout by Polar.