Cross-realm object access in Webpack 5

[JuanMorenoC]

Description
Webpack 5 before 5.76.0 does not avoid cross-realm object access. ImportParserPlugin.js mishandles the magic comment feature. An attacker who controls a property of an untrusted object can obtain access to the real global object.

Affected versions

= 5.0.0, < 5.76.0

Patched versions
5.76.0

References
https://nvd.nist.gov/vuln/detail/CVE-2023-28154
webpack/webpack#16500
webpack/webpack@v5.75.0...v5.76.0

Published by the National Vulnerability Database last week
Published to the GitHub Advisory Database last week