Memory corruption in macOS - CVE-2026-28977

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Main Vulnerability Database Vulnerabilities #VU131028

Memory corruption in macOS - CVE-2026-28977

Published: May 12, 2026


Vulnerability identifier: #VU131028
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-28977
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local application to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error in ImageIO. A local application can trick the victim into opening a specially crafted file and perform unexpected app termination.


Affected software

macOS
iPadOS
Apple iOS
tvOS
visionOS
watchOS

How to mitigate CVE-2026-28977

Install update from vendor's website.

macOS - addressed in versions 26.5 25F71, 14.8.7 23J520, 15.7.7 24G720
iPadOS - addressed in versions 18.7.9 22H355, 26.5 23F77
Apple iOS - addressed in versions 18.7.9 22H355, 26.5 23F77
tvOS - update to 26.5 23L471
visionOS - update to 26.5
watchOS - update to 26.5 23T570

External References

Related Security Bulletins