Race Condition Vulnerability in macOS Sequoia by Apple
CVE-2024-40849

7.5HIGH

Key Information:

Vendor

Apple
Status
Mac OS
Vendor
CVE Published:
2 April 2026

What is CVE-2024-40849?

A race condition vulnerability exists in macOS Sequoia, allowing an application to potentially escape its sandbox due to insufficient validation. This issue could lead to unauthorized access to system resources or sensitive data. Apple has addressed this vulnerability in macOS Sequoia 15.1, enhancing the validation mechanisms to prevent such exploits. Users are encouraged to update to the latest version to mitigate any associated risks.

Affected Version(s)

macOS 0 < 15.1

References

https://support.apple.com/en-us/121564

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.