CVE-2025-43340 — HIGH (7.8)

Q: What is CVE-2025-43340?

CVE-2025-43340 is a vulnerability with a CVSS score of 7.8 (HIGH). A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Tahoe 26. An app may be able to break out of its sandbox.

Q: How severe is CVE-2025-43340?

CVE-2025-43340 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2025-43340?

Check the references section above for vendor advisories and patch information. Affected products include: Apple Macos.

Vulnerability Description

A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Tahoe 26. An app may be able to break out of its sandbox.

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Apple	Macos	< 26.0

Related Weaknesses (CWE)

CWE-284

References

https://support.apple.com/en-us/125110Release NotesVendor Advisory
http://seclists.org/fulldisclosure/2025/Sep/53

FAQ

What is CVE-2025-43340?

CVE-2025-43340 is a vulnerability with a CVSS score of 7.8 (HIGH). A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Tahoe 26. An app may be able to break out of its sandbox.

How severe is CVE-2025-43340?

CVE-2025-43340 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-43340?

Check the references section above for vendor advisories and patch information. Affected products include: Apple Macos.