EUVD-2026-49623
Improper Access Control (CWE-284)
GHSA-h9r9-r2x5-hq8v
9.8
CVSS 3.1 · Vendor: apple
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Vendor (apple)
PRIMARY
9.8
CRITICAL
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from Vendor (apple) · only source for this CVE.
CVSS VectorVendor: apple
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Lifecycle Timeline
5
Analysis Generated
Jul 28, 2026 - 17:23 vuln.today
CVSS changed
Jul 28, 2026 - 17:22 NVD
9.8 (CRITICAL)
Patch available
Jul 27, 2026 - 21:17 EUVD
CVE Published
Jul 27, 2026 - 20:12 cve.org
CRITICAL 9.8
CVE Published
Jul 27, 2026 - 20:12 cve.org
UNKNOWN (no severity yet)
DescriptionCVE.org
A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. A malicious app may be able to break out of its sandbox.
AnalysisAI
Sandbox escape in macOS allows a malicious application to break out of its sandbox and gain arbitrary access to the underlying operating system. All versions prior to the fixed releases (macOS Sequoia 15.7.8, Sonoma 14.8.8, Tahoe 26.6) are affected. No public exploit or active exploitation has been observed at the time of analysis.
Same weakness CWE-284 – Improper Access Control
View allSame technique Authentication Bypass
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External POC / Exploit Code
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Destination URL
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