Live › vulnerability › CVE-2023-28204
Go to dashboardAn out-of-bounds read in WebKit, the browser engine used by Safari and iOS, lets a malicious web page make the browser read memory it should not. An attacker can use it to disclose sensitive information.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 19:11 UTC, 3h before NVD. All times on this page are UTC.
Apply updates per vendor instructions.
| Product | Ecosystem | Affected | Fixed in |
|---|---|---|---|
| Apple Multiple Products | vendor | – | – |
| apple safari | vendor | < 16.5 | 16.5 |
| apple ipados | vendor | < 15.7.6 | 15.7.6 |
| apple ipados | vendor | >= 16.0, < 16.5 | 16.5 |
| apple iphone os | vendor | < 15.7.6 | 15.7.6 |
| apple iphone os | vendor | >= 16.0, < 16.5 | 16.5 |
| apple macos | vendor | >= 13.0, < 13.4 | 13.4 |
| apple tvos | vendor | < 16.5 | 16.5 |
| apple watchos | vendor | < 9.5 | 9.5 |
| webkitgtk webkitgtk\+ | vendor | < 2.42.3 | 2.42.3 |
Check the OS and Safari versions on each Apple device against Apple's security notes for CVE-2023-28204; unknown which exact builds are fixed in the sources.
Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
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.
CISA required action: Apply updates per vendor instructions.
This page as .md · .json · in your agent: get_signal("CVE-2023-28204")
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