CVE-2023-28154

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CVSS 3.1

9.8 critical

EPSS

1%p71

Published

Mar 13, 2023 (Mar 13, 2023)

Modified

Jun 17, 2026

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.

Vendors: webpack.js
Products: webpack
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (1.4%)

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