{"cve":"CVE-2023-28154","nvd":{"published":"2023-03-13T01:15:10.053","modified":"2026-06-17T05:46:58.980","status":"Modified","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_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":[],"references":["https://github.com/webpack/webpack/compare/v5.75.0...v5.76.0","https://github.com/webpack/webpack/pull/16500","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AU7BOXTBK3KDYSWH67ASZ22TUIOZ3X5G/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PPSAXUTXBCCTAHTCX5BUR4YVP25XALQ3/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U2AFCM6FFE3LRYI6KNEQWKMXMQOBZQ2D/"],"products":["webpack.js:webpack"],"source":"nvd","synced_at":"2026-10-19T21:37:41.955480748+00:00"},"epss":{"cve":"CVE-2023-28154","score":0.01409,"percentile":0.72639,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-hc6q-2mpp-qw7j","url":"https://osv.dev/vulnerability/GHSA-hc6q-2mpp-qw7j","summary":"Cross-realm object access in Webpack 5","modified":"2023-11-08T04:12:09.414542Z","packages":[{"ecosystem":"npm","name":"webpack","purl":"pkg:npm/webpack","ranges":[">=5.0.0 <5.76.0"],"fixed":["5.76.0"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}