CVEvulnerability

CVE-2023-37450

8.8 HIGH Known exploited Published 2023-07-27 Modified 2026-06-17 Official page ↗

CISA Known Exploited Vulnerability

Apple Multiple Products WebKit Code Execution Vulnerability — 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 KEV
2023-07-13
Remediation due
2023-08-03
Ransomware use
Unknown
Required action
Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.
Notes
https://support.apple.com/en-us/HT213826, https://support.apple.com/en-us/HT213841, https://support.apple.com/en-us/HT213843, https://support.apple.com/en-us/HT213846, https://support.apple.com/en-us/HT213848; https://nvd.nist.gov/vuln/detail/CVE-2023-37450
Status
Analyzed
Published
2023-07-27
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Description

The issue was addressed with improved checks. This issue is fixed in iOS 16.6 and iPadOS 16.6, Safari 16.5.2, tvOS 16.6, macOS Ventura 13.5, watchOS 9.6. Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.

Affected configurations

• apple safari (< 16.5.2) • apple ipados (< 16.6) • apple iphone os (< 16.6) • apple macos (>= 13.0 < 13.5) • apple tvos (< 16.6) • apple watchos (< 9.6) • webkitgtk webkitgtk\+ (< 2.42.3)

References