How severe is CVE-2023-27960?

CVE-2023-27960 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-27960 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-27960?

CVE-2023-27960 affects Apple Mac Os X. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-27960?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-27960 published?

CVE-2023-27960 was published on 2023-05-08 and last updated on 2026-06-17.

CVE-2023-27960

CVE-2023-27960 is a high-severity vulnerability in Apple Mac Os X with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (12th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Apple Mac Os X
Published: 2023-05-08
Last modified: 2026-06-17

Description

This issue was addressed by removing the vulnerable code. This issue is fixed in GarageBand for macOS 10.4.8. An app may be able to gain elevated privileges during the installation of GarageBand.

Frequently asked questions

What is CVE-2023-27960?: This issue was addressed by removing the vulnerable code. This issue is fixed in GarageBand for macOS 10.4.8. An app may be able to gain elevated privileges during the installation of GarageBand.
How severe is CVE-2023-27960?: CVE-2023-27960 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-27960 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-27960?: CVE-2023-27960 affects Apple Mac Os X. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-27960?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-27960 published?: CVE-2023-27960 was published on 2023-05-08 and last updated on 2026-06-17.

References

https://support.apple.com/en-us/HT213650

Affected products (1)

cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*

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