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CVE-2021-1879

Apple iOS, iPadOS, and watchOS WebKit Cross-Site Scripting (XSS) Vulnerability

Description

Apple iOS, iPadOS, and watchOS WebKit contain an unspecified vulnerability that allows for universal cross-site scripting (XSS) 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.

Recommended action

Apply updates per vendor instructions.

CISA remediation due date for U.S. federal agencies: 17 Nov 2021.

Collected automatically from public sources. Verify affected versions and fixes in the vendor's notice before acting.