CVEvulnerability

CVE-2023-32409

8.6 HIGH Known exploited Published 2023-06-23 Modified 2026-06-17 Official page ↗

CISA Known Exploited Vulnerability

Apple Multiple Products WebKit Sandbox Escape Vulnerability — Apple Multiple Products

Apple iOS, iPadOS, macOS, tvOS, watchOS, and Safari WebKit contain an unspecified vulnerability that can allow a remote attacker to break out of the Web Content sandbox. 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
2023-05-22
Remediation due
2023-06-12
Ransomware use
Unknown
Required action
Apply updates per vendor instructions.
Notes
https://support.apple.com/HT213757, https://support.apple.com/HT213758, https://support.apple.com/HT213761, https://support.apple.com/HT213762, https://support.apple.com/HT213764, https://support.apple.com/HT213765; https://nvd.nist.gov/vuln/detail/CVE-2023-32409
Status
Analyzed
Published
2023-06-23
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
8.6 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
8.6 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N

Description

The issue was addressed with improved bounds checks. This issue is fixed in watchOS 9.5, tvOS 16.5, macOS Ventura 13.4, iOS 15.7.8 and iPadOS 15.7.8, Safari 16.5, iOS 16.5 and iPadOS 16.5. A remote attacker may be able to break out of Web Content sandbox. Apple is aware of a report that this issue may have been actively exploited.

Affected configurations

• apple safari (< 16.5) • apple ipados (>= 15.0 < 15.7.8) • apple ipados (>= 16.0 < 16.5) • apple iphone os (>= 15.0 < 15.7.8) • apple iphone os (>= 16.0 < 16.5) • apple macos (>= 13.0 < 13.4) • apple tvos (< 16.5) • apple watchos (< 9.5)

References