How severe is CVE-2024-40864?

CVE-2024-40864 has a CVSS 3.x base score of 2.7, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2024-40864 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-40864?

CVE-2024-40864 affects Apple Macos. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-40864?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-40864 have an EU (EUVD) identifier?

Yes. CVE-2024-40864 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-9028.

When was CVE-2024-40864 published?

CVE-2024-40864 was published on 2025-03-31 and last updated on 2026-06-17.

CVE-2024-40864

CVE-2024-40864 is a low-severity vulnerability in Apple Macos with a CVSS 3.x base score of 2.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.

Key facts

Severity: Low (CVSS 3.x base score 2.7)
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-9028
Weakness: CWE-200
Affected product: Apple Macos
Published: 2025-03-31
Last modified: 2026-06-17

Description

The issue was addressed with improved handling of protocols. This issue is fixed in iOS 18.2 and iPadOS 18.2, macOS Sequoia 15.2, macOS Sonoma 14.7.5, macOS Ventura 13.7.5, tvOS 18.2, watchOS 11.2. An attacker in a privileged network position may be able to track a user's activity.

Frequently asked questions

What is CVE-2024-40864?: The issue was addressed with improved handling of protocols. This issue is fixed in iOS 18.2 and iPadOS 18.2, macOS Sequoia 15.2, macOS Sonoma 14.7.5, macOS Ventura 13.7.5, tvOS 18.2, watchOS 11.2. An attacker in a privileged network position may be able to track a user's activity.
How severe is CVE-2024-40864?: CVE-2024-40864 has a CVSS 3.x base score of 2.7, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2024-40864 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-40864?: CVE-2024-40864 affects Apple Macos. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-40864?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-40864 have an EU (EUVD) identifier?: Yes. CVE-2024-40864 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-9028.
When was CVE-2024-40864 published?: CVE-2024-40864 was published on 2025-03-31 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

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