CVE-2023-28204
MEDIUMCISA KEVEPSS 96th pctlDescription
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 v3 Vector
Exploitability
Impact
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Exploit Intelligence
Very high risk: more likely to be exploited than 96% of all known CVEs.
Apple Multiple Products WebKit Out-of-Bounds Read Vulnerability
Apple iOS, iPadOS, macOS, tvOS, watchOS, and Safari WebKit contain an out-of-bounds read vulnerability that may disclose sensitive information 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.
Apply updates per vendor instructions.
Remediation due: 2023-06-12
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://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-28204
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Start freeThis product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-10-23.