How severe is CVE-2023-23526?

CVE-2023-23526 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-23526 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-23526?

CVE-2023-23526 primarily affects Apple Ipados. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-23526?

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

When was CVE-2023-23526 published?

CVE-2023-23526 was published on 2023-05-08 and last updated on 2026-06-17.

CVE-2023-23526

CVE-2023-23526 is a critical-severity vulnerability in Apple Ipados with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Apple Ipados
Published: 2023-05-08
Last modified: 2026-06-17

Description

This was addressed with additional checks by Gatekeeper on files downloaded from an iCloud shared-by-me folder. This issue is fixed in macOS Ventura 13.3, iOS 16.4 and iPadOS 16.4. A file from an iCloud shared-by-me folder may be able to bypass Gatekeeper.

Frequently asked questions

What is CVE-2023-23526?: This was addressed with additional checks by Gatekeeper on files downloaded from an iCloud shared-by-me folder. This issue is fixed in macOS Ventura 13.3, iOS 16.4 and iPadOS 16.4. A file from an iCloud shared-by-me folder may be able to bypass Gatekeeper.
How severe is CVE-2023-23526?: CVE-2023-23526 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-23526 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-23526?: CVE-2023-23526 primarily affects Apple Ipados. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-23526?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-23526 published?: CVE-2023-23526 was published on 2023-05-08 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

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