Access of Resource Using Incompatible Type ('Type Confusion') Affecting wpewebkit package, versions <2.30.6-1


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

Exploit Maturity
Attacked
EPSS
14.54% (97th percentile)

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  • Snyk IDSNYK-ECHOLATEST-WPEWEBKIT-18016947
  • published19 Jul 2026
  • disclosed2 Apr 2021

Introduced: 2 Apr 2021

CVE-2021-1789  (opens in a new tab)
CWE-843  (opens in a new tab)

How to fix?

Upgrade Echo:latest wpewebkit to version 2.30.6-1 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 type confusion issue was addressed with improved state handling. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS 14.4, watchOS 7.3, iOS 14.4 and iPadOS 14.4, Safari 14.0.3. Processing maliciously crafted web content may lead to arbitrary code execution.

CVSS Base Scores

version 3.1