CVE-2026-28907
Received Received - Intake
Content Security Policy Bypass in Apple iOS and iPadOS

Publication date: 2026-05-11

Last updated on: 2026-05-11

Assigner: Apple Inc.

Description
The issue was addressed with improved input validation. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. Processing maliciously crafted web content may prevent Content Security Policy from being enforced.
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Meta Information
Published
2026-05-11
Last Modified
2026-05-11
Generated
2026-06-21
AI Q&A
2026-05-12
EPSS Evaluated
2026-06-20
NVD
CVE-2026-28907
Affected Vendors & Products
Showing 8 associated CPEs
Vendor Product Version / Range
apple ios to 18.7.9 (inc)
apple ipados to 18.7.9 (inc)
apple ios to 26.5 (inc)
apple ipados to 26.5 (inc)
apple macos_tahoe to 26.5 (inc)
apple tvos to 26.5 (inc)
apple visionos to 26.5 (inc)
apple watchos to 26.5 (inc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-UNKNOWN
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Executive Summary

This vulnerability involves the processing of maliciously crafted web content that may prevent the enforcement of the Content Security Policy (CSP). The issue was addressed by improving input validation in affected Apple operating systems.

Impact Analysis

If exploited, this vulnerability could allow malicious web content to bypass Content Security Policy protections, potentially leading to security risks such as unauthorized script execution or data exposure.

Mitigation Strategies

To mitigate this vulnerability, update your Apple devices to the fixed versions: iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, or watchOS 26.5.

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