CVE-2024-27856

Name: CVE-2024-27856
Creator: NVD / NIST
Published: 2025-01-15T20:15:27.483+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.63%

Last modified Jun 17, 2026

CVE-2024-27856 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. The issue was addressed with improved checks. This issue is fixed in Safari 17.5, iOS 16.7.8 and iPadOS 16.7.8, iOS 17.5 and iPadOS 17.5, macOS Sonoma 14.5, tvOS 17.5, visionOS 1.2, watchOS 10.5. EPSS estimates a 0.63% chance of exploitation in the next 30 days.

Description

The issue was addressed with improved checks. This issue is fixed in Safari 17.5, iOS 16.7.8 and iPadOS 16.7.8, iOS 17.5 and iPadOS 17.5, macOS Sonoma 14.5, tvOS 17.5, visionOS 1.2, watchOS 10.5. Processing a file may lead to unexpected app termination or arbitrary code execution.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

0.63%

45.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Apple	Safari	< 17.5
Apple	Ipados	< 16.7.8
Apple	Ipados	>= 17.0, < 17.5
Apple	Iphone Os	< 16.7.8
Apple	Iphone Os	>= 17.0, < 17.5
Apple	Macos	< 14.5
Apple	Tvos	< 17.5
Apple	Visionos	< 1.2
Apple	Watchos	< 10.5

References

https://support.apple.com/en-us/120896Release Notes, Vendor Advisory
https://support.apple.com/en-us/120898Release Notes, Vendor Advisory
https://support.apple.com/en-us/120901Release Notes, Vendor Advisory
https://support.apple.com/en-us/120902Release Notes, Vendor Advisory
https://support.apple.com/en-us/120903Release Notes, Vendor Advisory
https://support.apple.com/en-us/120905Release Notes, Vendor Advisory
https://support.apple.com/en-us/120906Release Notes, Vendor Advisory

Timeline

Published: Jan 15, 2025
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-27856?

How severe is CVE-2024-27856?

CVE-2024-27856 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.63% probability of exploitation in the next 30 days.

How do I fix CVE-2024-27856?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-27856?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST