CVE-2023-32409

Name: CVE-2023-32409
Creator: NVD / NIST
Published: 2023-06-23T18:15:13.183+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.6/10Actively ExploitedEPSS 16.53%

Last modified Jun 17, 2026

CVE-2023-32409 is a high-severity vulnerability rated 8.6/10 on the CVSS scale. The issue was addressed with improved bounds checks. This issue is fixed in watchOS 9.5, tvOS 16.5, macOS Ventura 13.4, iOS 15.7.8 and iPadOS 15.7.8, Safari 16.5, iOS 16.5 and iPadOS 16.5. CISA has confirmed active exploitation in the wild. EPSS estimates a 16.53% chance of exploitation in the next 30 days.

Description

The issue was addressed with improved bounds checks. This issue is fixed in watchOS 9.5, tvOS 16.5, macOS Ventura 13.4, iOS 15.7.8 and iPadOS 15.7.8, Safari 16.5, iOS 16.5 and iPadOS 16.5. A remote attacker may be able to break out of Web Content sandbox. Apple is aware of a report that this issue may have been actively exploited.

Metrics

CVSS 3.1

8.6/10

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

EPSS Probability

16.53%

96.6th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by Jun 12, 2023.

Affected Software

Vendor	Product	Versions
Apple	Safari	< 16.5
Apple	Ipados	>= 15.0, < 15.7.8
Apple	Ipados	>= 16.0, < 16.5
Apple	Iphone Os	>= 15.0, < 15.7.8
Apple	Iphone Os	>= 16.0, < 16.5
Apple	Macos	>= 13.0, < 13.4
Apple	Tvos	< 16.5
Apple	Watchos	< 9.5

References

https://support.apple.com/en-us/HT213757Vendor Advisory
https://support.apple.com/en-us/HT213758Vendor Advisory
https://support.apple.com/en-us/HT213761Vendor Advisory
https://support.apple.com/en-us/HT213762Vendor Advisory
https://support.apple.com/en-us/HT213764Vendor Advisory
https://support.apple.com/en-us/HT213842Vendor Advisory
https://support.apple.com/en-us/HT213757Vendor Advisory
https://support.apple.com/en-us/HT213758Vendor Advisory
https://support.apple.com/en-us/HT213761Vendor Advisory
https://support.apple.com/en-us/HT213762Vendor Advisory
https://support.apple.com/en-us/HT213764Vendor Advisory
https://support.apple.com/en-us/HT213842Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-32409US Government Resource

Timeline

Published: Jun 23, 2023
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2023-32409?

How severe is CVE-2023-32409?

CVE-2023-32409 has a CVSS score of 8.6/10 (HIGH severity). The EPSS model estimates a 16.53% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.

How do I fix CVE-2023-32409?

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-2023-32409?

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

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Source: NVD / NIST