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CVE-2026-20665

nvd nist
Published: Mar 25, 2026Modified: Jun 17, 2026

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6.5
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
Exploitability: 3.9 / Impact: 2.5
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

This issue was addressed through improved state management. This issue is fixed in Safari 26.4, iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. Processing maliciously crafted web content may prevent Content Security Policy from being enforced.

Affected (9)

Apple
7 products
Ipados
Iphone Os
Macos
Safari
Tvos
Visionos
Watchos
Configuration A
9 vulnerable
Vulnerable SoftwareAffected Versions
Apple
Ipados
Before 18.7.7
Ipados
From 26.0 to 26.4
Apple
Iphone Os
Before 18.7.7
Iphone Os
From 26.0 to 26.4
Macos
Before 26.4
Safari
Before 26.4
Tvos
Before 26.4
Visionos
Before 26.4
Watchos
Before 26.4

Related CWEs

CWE-693
Protection Mechanism Failure
The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product.

References (7)

Source: product-security@apple.com
Release NotesVendor Advisory
Source: product-security@apple.com
Release NotesVendor Advisory
Source: product-security@apple.com
Release NotesVendor Advisory
Source: product-security@apple.com
Release NotesVendor Advisory
Source: product-security@apple.com
Release NotesVendor Advisory
Source: product-security@apple.com
Release NotesVendor Advisory
Source: product-security@apple.com
Release NotesVendor Advisory

Timeline

No history available yet.