Threat Intelligence / CVE / CVE-2024-23222

CVE-2024-23222 — Apple Safari

CISA KEV
CVSS v3.1 8.8 (HIGH) · EPSS 0.6% (higher than 69.7% of all scored CVEs) · Priority 9/10 · Published 2024-01-23

As of 2026-04-03, CVE-2024-23222 is a HIGH-severity vulnerability in Apple Safari, CVSS v3.1 8.8, EPSS 0.6% (69.7th percentile). It is listed in the CISA Known Exploited Vulnerabilities catalog (added 2024-01-23), with a US federal remediation deadline of 2024-02-13. Threadlinqs Intelligence links 3 tracked threat campaigns to CVE-2024-23222, most recently “art-template npm Supply Chain Backdoor — Coruna Respawned iOS Safari Watering-Hole Exploit Kit (v4.13.3/4.13.5/4.13.6, CVE-2024-23222)”.

Last updated: 2026-04-03

What is CVE-2024-23222?

A type confusion issue was addressed with improved checks. This issue is fixed in Safari 17.3, iOS 15.8.7 and iPadOS 15.8.7, iOS 16.7.5 and iPadOS 16.7.5, iOS 17.3 and iPadOS 17.3, macOS Monterey 12.7.3, macOS Sonoma 14.3, macOS Ventura 13.6.4, tvOS 17.3, visionOS 1.0.2. Processing maliciously crafted web content may lead to arbitrary code execution. This fix associated with the Coruna exploit was shipped in iOS 17.3 on January 22, 2024. This update brings that fix to devices that cannot update to the latest iOS version.

The record classifies CVE-2024-23222 under weakness class CWE-843. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs a user to take an action first, and has high impact on confidentiality, integrity, availability. 6 affected-product entries are recorded, across 1 vendor, listed below. The identifier was first published 964 days ago.

Severity and exploitation probability

CVSS v3.1 base score
8.8 — HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS (FIRST)
0.6% probability of exploitation in the next 30 days, higher than 69.7% of all scored CVEs
CISA KEV
Listed since 2024-01-23, federal remediation deadline 2024-02-13
Threadlinqs priority
9/10 — CISA KEV-listed, which Threadlinqs floors at 9
Published
2024-01-23, last modified 2026-04-03

Is CVE-2024-23222 being exploited?

CISA added CVE-2024-23222 to the Known Exploited Vulnerabilities catalog on 2024-01-23, which means the agency holds evidence of exploitation in the wild; US federal civilian agencies had to remediate it by 2024-02-13 under BOD 22-01. It currently carries a trending score of 32 in the Threadlinqs vulnerability feed.

Affected products and versions

How to fix CVE-2024-23222

The record marks a vendor fix as available for CVE-2024-23222. Patch reference: https://support.apple.com/en-us/HT214059. Vendor advisory: https://support.apple.com/en-us/118479. Because CVE-2024-23222 is KEV-listed, US federal civilian agencies were required to apply the vendor fix, or stop using the product, by 2024-02-13. Apply the vendor fix referenced above to every affected product listed in this record, then confirm the running version against the vendor advisory.

Threat activity tracking CVE-2024-23222

3 tracked threats in the Threadlinqs corpus reference CVE-2024-23222, either in the campaign’s CVE list or as an indicator on the campaign record.

Sources

Seeded from nvd and not yet processed by the Threadlinqs enrichment pipeline, so blank CVSS, EPSS or KEV fields above mean NOT MEASURED rather than measured-absent.

Full detection coverage & IOCs for threats exploiting CVE-2024-23222 are available via the Threadlinqs MCP server (Purple tier). View plans →

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