How severe is CVE-2024-54478?

CVE-2024-54478 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2024-54478 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-54478?

CVE-2024-54478 primarily affects Apple Ipados. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-54478?

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

Does CVE-2024-54478 have an EU (EUVD) identifier?

Yes. CVE-2024-54478 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-52583.

When was CVE-2024-54478 published?

CVE-2024-54478 was published on 2025-01-27 and last updated on 2026-06-17.

CVE-2024-54478

CVE-2024-54478 is a medium-severity vulnerability in Apple Ipados with a CVSS 3.x base score of 6.5. 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-125.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-52583
Weakness: CWE-125
Affected product: Apple Ipados
Published: 2025-01-27
Last modified: 2026-06-17

Description

An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 18.2 and iPadOS 18.2, iPadOS 17.7.4, macOS Sequoia 15.2, macOS Sonoma 14.7.2, tvOS 18.2, visionOS 2.2, watchOS 11.2. Processing maliciously crafted web content may lead to an unexpected process crash.

Frequently asked questions

What is CVE-2024-54478?: An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 18.2 and iPadOS 18.2, iPadOS 17.7.4, macOS Sequoia 15.2, macOS Sonoma 14.7.2, tvOS 18.2, visionOS 2.2, watchOS 11.2. Processing maliciously crafted web content may lead to an unexpected process crash.
How severe is CVE-2024-54478?: CVE-2024-54478 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2024-54478 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-54478?: CVE-2024-54478 primarily affects Apple Ipados. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-54478?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-54478 have an EU (EUVD) identifier?: Yes. CVE-2024-54478 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-52583.
When was CVE-2024-54478 published?: CVE-2024-54478 was published on 2025-01-27 and last updated on 2026-06-17.

References

Affected products (6)

cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*

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