How severe is CVE-2024-40780?

CVE-2024-40780 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2024-40780 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-40780?

CVE-2024-40780 primarily affects Apple Iphone Os. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-40780?

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

Does CVE-2024-40780 have an EU (EUVD) identifier?

Yes. CVE-2024-40780 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38621.

When was CVE-2024-40780 published?

CVE-2024-40780 was published on 2024-07-29 and last updated on 2026-06-17.

CVE-2024-40780

CVE-2024-40780 is a medium-severity vulnerability in Apple Iphone Os with a CVSS 3.x base score of 5.5. 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 5.5)
EPSS exploit prediction: 1% (49th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-38621
Weakness: CWE-125
Affected product: Apple Iphone Os
Published: 2024-07-29
Last modified: 2026-06-17

Description

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in Safari 17.6, iOS 16.7.9 and iPadOS 16.7.9, iOS 17.6 and iPadOS 17.6, macOS Sonoma 14.6, tvOS 17.6, visionOS 1.3, watchOS 10.6. Processing maliciously crafted web content may lead to an unexpected process crash.

Frequently asked questions

What is CVE-2024-40780?: An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in Safari 17.6, iOS 16.7.9 and iPadOS 16.7.9, iOS 17.6 and iPadOS 17.6, macOS Sonoma 14.6, tvOS 17.6, visionOS 1.3, watchOS 10.6. Processing maliciously crafted web content may lead to an unexpected process crash.
How severe is CVE-2024-40780?: CVE-2024-40780 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2024-40780 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-40780?: CVE-2024-40780 primarily affects Apple Iphone Os. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-40780?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-40780 have an EU (EUVD) identifier?: Yes. CVE-2024-40780 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38621.
When was CVE-2024-40780 published?: CVE-2024-40780 was published on 2024-07-29 and last updated on 2026-06-17.

References

Affected products (7)

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

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