# CVE-2022-22620: Apple iOS, iPadOS, and macOS Webkit Use-After-Free Vulnerability

> CVE-2022-22620: Apple iOS, iPadOS, and macOS Webkit Use-After-Free Vulnerability. CVSS 8.8 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2022-22620
Last updated: 2025-10-21T23:15:43Z

- Published: 2022-03-18 17:59 UTC · Updated: 2025-10-21 23:15 UTC · Assigner: apple
- CVSS: 8.8 (CVSS 3.1) · Severity: High · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS: 16.3%, 97th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2022-02-11, federal due date 2022-02-25, ransomware use: Unknown

## Description

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Monterey 12.2.1, iOS 15.3.1 and iPadOS 15.3.1, Safari 15.3 (v. 16612.4.9.1.8 and 15612.4.9.1.8). Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited..

## CISA required action

Apply updates per vendor instructions.

## Affected vendors and products

- Apple: macOS
- Apple: Safari (v and )

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2022-22620)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2022-22620)
- [https://security.gentoo.org/glsa/202208-39](https://security.gentoo.org/glsa/202208-39)
- [https://support.apple.com/en-us/HT213091](https://support.apple.com/en-us/HT213091)
- [https://support.apple.com/en-us/HT213092](https://support.apple.com/en-us/HT213092)
- [https://support.apple.com/en-us/HT213093](https://support.apple.com/en-us/HT213093)

---

_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


---
Canonical: https://rewindex.com/cve/CVE-2022-22620 · Markdown: https://rewindex.com/cve/CVE-2022-22620.md · JSON: https://rewindex.com/api/v1/cves/CVE-2022-22620 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:15:29.313Z