CVE-2023-28154

CRITICAL EPSS 69.5%
Published Mar 13, 20233y ago · Modified Jun 17, 20262w ago
9.8 CVSS 3.1
Critical
Find Similar
Published Mar 13, 2023 3y ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
69.5% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Affected Products 1

VendorProductVersionRange
webpack.jswebpack*≥5.0.0  –  <5.76.0

References 5

  • github.com https://github.com/webpack/webpack/compare/v5.75.0...v5.76.0
    PatchProduct
  • github.com https://github.com/webpack/webpack/pull/16500
    Patch
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AU7BOXTBK3KDYSWH67ASZ22TUIOZ3X5G/
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PPSAXUTXBCCTAHTCX5BUR4YVP25XALQ3/
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U2AFCM6FFE3LRYI6KNEQWKMXMQOBZQ2D/

Remediation

  • github.com https://github.com/webpack/webpack/compare/v5.75.0...v5.76.0
    PatchProduct
  • github.com https://github.com/webpack/webpack/pull/16500
    Patch