CVE Watch—

CVE-2021-30858

Apple iOS, iPadOS, macOS Use-After-Free Vulnerability

CVSS

—

Sem CVSS

EPSS

13.4%

p96

KEV

SIM

3 de nov. de 2021

Exploit Today

0-100

Publicado: — · Última mod.: —

EPSS · 30d

13.4%EPSS · 30 dias13.4%

2026-10-082026-11-05

Ficha do catálogo KEV

Produto

Apple / iOS, iPadOS, and macOS

Vulnerabilidade

Apple iOS, iPadOS, macOS Use-After-Free Vulnerability

Adicionado ao KEV

3 de nov. de 2021

Corrigir até

17 de nov. de 2021

Uso conhecido em ransomware

Não

Descrição resumida

Apple iOS, iPadOS, and macOS WebKit contain a use-after-free 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.

Ação necessária

Apply updates per vendor instructions.

Notas

https://nvd.nist.gov/vuln/detail/CVE-2021-30858

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