Use After Free Affecting wpewebkit package, versions <2.34.6-1


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

Exploit Maturity
Attacked
EPSS
16.34% (97th percentile)

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  • Snyk IDSNYK-ECHOLATEST-WPEWEBKIT-18017083
  • published19 Jul 2026
  • disclosed18 Mar 2022

Introduced: 18 Mar 2022

CVE-2022-22620  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Echo:latest wpewebkit to version 2.34.6-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream wpewebkit package and not the wpewebkit package as distributed by Echo. See How to fix? for Echo:latest relevant fixed versions and status.

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..

CVSS Base Scores

version 3.1