What is CVE-2023-37450?

CVE-2023-37450 is a high-severity vulnerability in Apple iOS And Ipados. CVSS score: 8.8/10. Published 2023-07-27.

How severe is CVE-2023-37450?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2023-37450 known to be exploited?

Yes. CVE-2023-37450 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-07-13), indicating it is being actively exploited. 5 public proof-of-concept repositories are indexed.

Vulnerability in Apple iOS And Ipados

CVE-2023-37450

The issue was addressed with improved checks. This issue is fixed in iOS 16.6 and iPadOS 16.6, Safari 16.5.2, tvOS 16.6, macOS Ventura 13.5, watchOS 9.6. Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.

Published 2023-07-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.190 (97.3th percentile), scored 2026-10-19.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 97.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.190 · newest: 0.190 · change: 0.000

Affected products

Apple iOS And Ipados — versions unspecified
Apple Ipados
Apple Iphone OS
Apple macOS — versions unspecified
Apple Safari — versions unspecified
Apple tvOS — versions unspecified
Apple watchOS — versions unspecified
Webkitgtk Webkitgtk\+

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2023-07-13. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2023-08-03.

Required action: Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.

Public proof-of-concept exploits

References

support.apple.com/en-us/HT213826 (Vendor Advisory)
support.apple.com/en-us/HT213846 (Vendor Advisory)
support.apple.com/en-us/HT213841 (Vendor Advisory)
support.apple.com/en-us/HT213843 (Vendor Advisory)
support.apple.com/en-us/HT213848 (Vendor Advisory)
security.gentoo.org/glsa/202401-04 (Third Party Advisory)
134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)

Frequently asked questions

What is CVE-2023-37450?: CVE-2023-37450 is a high-severity vulnerability in Apple iOS And Ipados. CVSS score: 8.8/10. Published 2023-07-27.
How severe is CVE-2023-37450?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2023-37450 known to be exploited?: Yes. CVE-2023-37450 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-07-13), indicating it is being actively exploited. 5 public proof-of-concept repositories are indexed.