{"id":"CVE-2026-8390","aliases":["EUVD-2026-29465","GHSA-ggqh-jgm2-3w29","UBUNTU-CVE-2026-8390"],"status":"published","title":"Use-after-free in the JavaScript: WebAssembly component","description":"Use-after-free in the JavaScript: WebAssembly component. 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hat","product":"red hat enterprise linux 10"},{"vendor":"red hat","product":"red hat enterprise linux 6"},{"vendor":"red hat","product":"red hat enterprise linux 7"},{"vendor":"red hat","product":"red hat enterprise linux 8"},{"vendor":"red hat","product":"red hat enterprise linux 9"}],"references":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=2038081","tags":["Permissions Required"]},{"url":"https://www.mozilla.org/security/advisories/mfsa2026-45/","tags":["Vendor 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This vulnerability was fixed in Firefox 150.0.3.","status":"published","published":"2026-05-12T12:36:13.948Z","modified":"2026-07-15T00:39:26.762Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high","assessor":"adp"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-416","CWE-825"],"updated_at":"2026-11-02T13:48:13.398044Z"}],"euvd":[{"id":"EUVD-2026-29465","description":"Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 150.0.3.","status":"published","published":"2026-05-12T12:36:13Z","modified":"2026-07-15T00:39:26Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T18:19:56.918546Z"}],"ghsa":[{"id":"GHSA-ggqh-jgm2-3w29","title":"Use-after-free in the JavaScript: WebAssembly component. 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