What is CVE-2022-42826?

CVE-2022-42826 is a high-severity vulnerability in Apple Ipados, classified under Use After Free. CVSS score: 8.8/10. Published 2023-02-27.

How severe is CVE-2022-42826?

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

Use After Free in Apple Ipados

CVE-2022-42826

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Ventura 13, iOS 16.1 and iPadOS 16, Safari 16.1. Processing maliciously crafted web content may lead to arbitrary code execution.

Vulnerability class: Use-After-Free

Published 2023-02-27 · 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: 0.008 (53.8th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 53.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: -0.000

Affected products

Weakness classification (CWE)

CWE-416 — Use After Free

References

support.apple.com/en-us/HT213488 (Vendor Advisory)
support.apple.com/en-us/HT213489 (Vendor Advisory)
support.apple.com/en-us/HT213495 (Vendor Advisory)
security.gentoo.org/glsa/202305-32 (vendor-advisory, Third Party Advisory)

Frequently asked questions

What is CVE-2022-42826?: CVE-2022-42826 is a high-severity vulnerability in Apple Ipados, classified under Use After Free. CVSS score: 8.8/10. Published 2023-02-27.
How severe is CVE-2022-42826?: High severity. CVSS v3 base score is 8.8 out of 10.