ClosedPatched

Apple Multiple Products: WebKit Code Execution (CVE-2023-37450)

Apple Multiple Products

Apple iOS, iPadOS, macOS, and Safari WebKit contain an unspecified 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. Added to CISA KEV on 2023-07-13.

Why this severity: CVSS 8.8 (NVD), actively exploited (CISA KEV)

Started: Jul 13, 2023
Closed: Jul 13, 2023
CVE: CVE-2023-37450

Follow this incident

Updated Jul 13, 2023

Affected

See vendor advisory / CISA notes (versions not always listed in KEV feed)

Fixed in

See vendor advisory linked in sources

Timeline1

Jul 13, 2023
CISA added CVE-2023-37450 to the KEV catalog (due 2023-08-03).

Advisories3

Notes & caveats

Derived from CISA KEV JSON feed catalogVersion 2026.10.21. Exact affected/fixed version strings are not always in the KEV record — verify against the vendor advisory URL. startedAt uses dateAdded (exploitation may have begun earlier).

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