{"id":"JLSEC-2026-379","details":"In libexpat before 2.7.4, XML_ExternalEntityParserCreate does not copy unknown encoding handler user data.","modified":"2026-05-01T18:00:50.617437Z","published":"2026-05-01T17:50:38.295Z","upstream":["CVE-2026-24515"],"database_specific":{"sources":[{"id":"CVE-2026-24515","published":"2026-01-23T08:16:01.490Z","modified":"2026-02-05T17:27:53.290Z","html_url":"https://nvd.nist.gov/vuln/detail/CVE-2026-24515","imported":"2026-04-30T20:01:46.798Z","database_specific":{"status":"Analyzed"},"url":"https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-24515"}],"license":"CC-BY-4.0"},"references":[{"type":"WEB","url":"https://github.com/libexpat/libexpat/pull/1131"}],"affected":[{"package":{"name":"Expat_jll","ecosystem":"Julia","purl":"pkg:julia/Expat_jll?uuid=2e619515-83b5-522b-bb60-26c02a35a201"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.7.5+0"}]}],"database_specific":{"source":"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-379.json"}}],"schema_version":"1.7.5"}