CVE-2026-20616

Name: CVE-2026-20616
Creator: NVD / NIST
Published: 2026-02-11T23:16:05.16+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.54%

Last modified Jun 17, 2026

CVE-2026-20616 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.5 and iPadOS 18.7.5, macOS Sonoma 14.8.4, macOS Tahoe 26.3, visionOS 26.3. EPSS estimates a 0.54% chance of exploitation in the next 30 days.

Description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.5 and iPadOS 18.7.5, macOS Sonoma 14.8.4, macOS Tahoe 26.3, visionOS 26.3. Processing a maliciously crafted USD file may lead to unexpected app termination.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

0.54%

41.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Apple	Ipados	< 18.7.5
Apple	Iphone Os	< 18.7.5
Apple	Macos	>= 14.0, < 14.8.4
Apple	Macos	>= 26.0, < 26.3
Apple	Visionos	< 26.3

References

https://support.apple.com/en-us/126347Release Notes, Vendor Advisory
https://support.apple.com/en-us/126348Release Notes, Vendor Advisory
https://support.apple.com/en-us/126350Release Notes, Vendor Advisory
https://support.apple.com/en-us/126353Release Notes, Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-26-176/

Timeline

Published: Feb 11, 2026
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2026-20616?

How severe is CVE-2026-20616?

CVE-2026-20616 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.54% probability of exploitation in the next 30 days.

How do I fix CVE-2026-20616?

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-2026-20616?

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

Scan your code now

Source: NVD / NIST