CVE-2021-1870 — Apple iOS, iPadOS, and macOS WebKit Remote Code Execution Vulnerability

CISA KEV listed Added November 3, 2021 Remediate by November 17, 2021

Description

Apple iOS, iPadOS, and macOS WebKit contain an unspecified logic vulnerability that allows a remote attacker to execute code. 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.

Required action

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2021-1870

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