CVE-2026-20656

Analyzed Analyzed - Analysis Complete

Logic Flaw in Safari Allows Unauthorized Access to Browsing History

Publication date: 2026-02-11

Last updated on: 2026-04-02

Assigner: Apple Inc.

Description

A logic issue was addressed with improved validation. This issue is fixed in Safari 26.3, iOS 18.7.5 and iPadOS 18.7.5, macOS Tahoe 26.3. An app may be able to access a user's Safari history.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-02-11

Last Modified

2026-04-02

Generated

2026-07-06

AI Q&A

2026-02-12

EPSS Evaluated

2026-07-05

NVD

CVE-2026-20656

Affected Vendors & Products

Vendor	Product	Version / Range
apple	macos	to 26.3 (exc)
apple	ipados	to 18.7.5 (exc)
apple	iphone_os	to 18.7.5 (exc)
apple	safari	to 26.3 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-285	The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action.

Attack-Flow Graph

Executive Summary

This vulnerability is a logic issue that was addressed by improving validation in certain Apple operating systems and applications. Specifically, it could allow an app to access a user's Safari browsing history without proper authorization.

Impact Analysis

The vulnerability could impact you by allowing an unauthorized app to access your Safari browsing history, potentially exposing your private browsing data and habits.

Compliance Impact

I don't know

Detection Guidance

I don't know

Mitigation Strategies

To mitigate this vulnerability, update your devices and software to the fixed versions: iOS 18.7.5, iPadOS 18.7.5, Safari 26.3, and macOS Tahoe 26.3.

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