CVE-2023-28204
Published 2023-06-23 · Updated 2026-06-17 · Source product-security@apple.com
Summary
CVE-2023-28204 is a medium-severity (CVSS 6.5) vulnerability in Apple Multiple Products. CISA added it to the Known Exploited Vulnerabilities catalog on May 22, 2023, which means exploitation in the wild has been confirmed; US federal agencies had to remediate it by June 12, 2023. CISA does not currently list it as used in ransomware campaigns. Apple has 96 vulnerabilities in the KEV catalog, 0 of them linked to ransomware.
All 96 known-exploited Apple vulnerabilities →Description
An out-of-bounds read was addressed with improved input validation. This issue is fixed in watchOS 9.5, tvOS 16.5, macOS Ventura 13.4, iOS 15.7.6 and iPadOS 15.7.6, Safari 16.5, iOS 16.5 and iPadOS 16.5. Processing web content may disclose sensitive information. Apple is aware of a report that this issue may have been actively exploited.
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CISA Known-Exploited Vulnerability
Product: Apple — Multiple Products
Name: Apple Multiple Products WebKit Out-of-Bounds Read Vulnerability
Date added: 2023-05-22 · Due: 2023-06-12
Required action: Apply updates per vendor instructions.
References
- https://security.gentoo.org/glsa/202401-04
- https://support.apple.com/en-us/HT213757
- https://support.apple.com/en-us/HT213758
- https://support.apple.com/en-us/HT213761
- https://support.apple.com/en-us/HT213762
- https://support.apple.com/en-us/HT213764
- https://support.apple.com/en-us/HT213765
- https://security.gentoo.org/glsa/202401-04