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.
History

Mon, 11 May 2026 22:30:00 +0000

Type Values Removed Values Added
Title Gatekeeper Quarantine Bypass via Malicious Disk Images
Weaknesses CWE-285
CWE-640

Mon, 11 May 2026 22:15:00 +0000

Type Values Removed Values Added
First Time appeared Apple
Apple ios And Ipados
Apple macos
Vendors & Products Apple
Apple ios And Ipados
Apple macos

Mon, 11 May 2026 20:45:00 +0000

Type Values Removed Values Added
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.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: apple

Published:

Updated: 2026-05-11T20:07:45.658Z

Reserved: 2026-03-03T16:36:03.990Z

Link: CVE-2026-28954

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-05-11T21:18:56.467

Modified: 2026-05-11T21:18:56.467

Link: CVE-2026-28954

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-11T22:15:06Z