Vulnerability Intelligence Report
Apple Multiple Products WebKit Out-of-Bounds Read Vulnerability
CVE-2023-28204
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.
CISA KEV
SSVC: Active Exploitation
CVSS Base Score
6.5
MEDIUM
Exploitability:2.9
Impact Score:3.6
EPSS Probability:14.41%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
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Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-125 ↗CWE-125 Out-of-bounds Read
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Apple | macOS | unspecified < 13.4 (affected) |
| Apple | Safari | unspecified < 16.5 (affected) |
| Apple | watchOS | unspecified < 9.5 (affected) |
| Apple | iOS and iPadOS | unspecified < 15.7 (affected) |
| Apple | iOS and iPadOS | unspecified < 16.5 (affected) |
| Apple | tvOS | unspecified < 16.5 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Apple Inc. · Vendor · USA |
| Reserved | 2023-03-13T00:00:00 |
| Published | 2023-06-23T00:00:00 |
| Last Updated | 2025-10-21T23:05:45 |
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