EUVD-2026-77983
GHSA-fxmp-f25c-m5c5
Severity by source
AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Primary rating from Vendor (apple) · only source for this CVE.
CVSS VectorVendor: apple
Lifecycle Timeline
5DescriptionCVE.org
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Processing a maliciously crafted file may result in unexpected app termination or disclosure of process memory.
AnalysisAI
Parsing a maliciously crafted file on an unpatched Mac can crash the affected application or leak contents of process memory, caused by an out-of-bounds read (CWE-125) in Apple's file-handling code. Apple has fixed the flaw in macOS Sequoia 15.8, macOS Tahoe 26.7, and macOS Golden Gate 27, with advisories published at support.apple.com. …
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Same weakness CWE-125 – Out-of-bounds Read
View allSame technique Buffer Overflow
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External POC / Exploit Code
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