Description
In versions of the @theia/plugin-ext component of Eclipse Theia prior to 1.18.0, Webview contents can be hijacked via postMessage().
Remediation
References
https://bugs.eclipse.org/bugs/show_bug.cgi?id=575924
https://github.com/eclipse-theia/theia/pull/10125
Related Vulnerabilities
CVE-2021-23436 Vulnerability in npm package immer
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CVE-2021-29300 Vulnerability in npm package opened
CVE-2022-35961 Vulnerability in maven package org.webjars.npm:openzeppelin__contracts-upgradeable