CVE-2026-28954

7.5 HIGH

Published: May 11, 2026 Modified: May 12, 2026

Description

A file quarantine bypass was addressed with additional checks. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. A maliciously crafted disk image may bypass Gatekeeper checks.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://support.apple.com/en-us/127111

Source: product-security@apple.com

Release Notes Vendor Advisory

https://support.apple.com/en-us/127115

Source: product-security@apple.com

Release Notes Vendor Advisory

https://support.apple.com/en-us/127116

Source: product-security@apple.com

Release Notes Vendor Advisory

https://support.apple.com/en-us/127117

Source: product-security@apple.com

Release Notes Vendor Advisory

4 reference(s) from NVD

Quick Stats

CVSS v3 Score

7.5 / 10.0

EPSS (Exploit Probability)

0.4%

30th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-290

Affected Vendors

apple

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