CVE-2021-30666
Apple iOS WebKit Buffer Overflow Vulnerability
CVSS
—
Sin CVSS
EPSS
3.0%
p87
KEV
SÍ
3 nov 2021
Exploit Today
76
0-100
Publicado: — · Última mod.: —
3.0%EPSS · 30 días3.0%
2026-09-172026-10-15
Producto
Apple / iOS
Vulnerabilidad
Apple iOS WebKit Buffer Overflow Vulnerability
Añadido a KEV
3 nov 2021
Remediar antes de
17 nov 2021
Uso conocido en ransomware
No
Descripción resumida
Apple iOS WebKit contains a buffer-overflow vulnerability that leads to code execution when processing maliciously crafted web content. This vulnerability could impact HTML parsers that use WebKit, including but not limited to Apple Safari and non-Apple products which rely on WebKit for HTML processing.
Acción requerida
Apply updates per vendor instructions.
Notas
https://nvd.nist.gov/vuln/detail/CVE-2021-30666
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