CVE-2021-1789
Apple Multiple Products Type Confusion Vulnerability
CVSS
—
No CVSS
EPSS
14.5%
p96
KEV
YES
May 4, 2022
Exploit Today
79
0-100
Published: — · Last modified: —
14.5%EPSS · 30 days14.5%
2026-06-302026-07-16
Product
Apple / Multiple Products
Vulnerability
Apple Multiple Products Type Confusion Vulnerability
Added to KEV
May 4, 2022
Remediate by
May 25, 2022
Known ransomware use
No
Summary description
A type confusion issue affecting multiple Apple products allows processing of maliciously crafted web content, leading to arbitrary code execution.
Required action
Apply updates per vendor instructions.
Notes
https://nvd.nist.gov/vuln/detail/CVE-2021-1789
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KEV—79Apple Multiple Products WebKit Type Confusion Vulnerability—