{"id":"JLSEC-2026-507","details":"LibSass before 3.6.3 allows a NULL pointer dereference in Sass::Parser::parseCompoundSelector in parser_selectors.cpp.","modified":"2026-05-18T14:30:57.592372Z","published":"2026-05-18T14:23:04.937Z","upstream":["CVE-2019-18799"],"database_specific":{"license":"CC-BY-4.0","sources":[{"modified":"2024-11-21T04:33:35.460Z","html_url":"https://nvd.nist.gov/vuln/detail/CVE-2019-18799","id":"CVE-2019-18799","url":"https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2019-18799","database_specific":{"status":"Modified"},"published":"2019-11-06T16:15:10.930Z","imported":"2026-05-16T01:24:17.343Z"}]},"references":[{"type":"WEB","url":"https://github.com/sass/libsass/issues/3001"},{"type":"WEB","url":"https://github.com/sass/libsass/issues/3001"}],"affected":[{"package":{"name":"libsass_jll","ecosystem":"Julia","purl":"pkg:julia/libsass_jll?uuid=47bcb7c8-5119-555a-9eeb-0afcc36cd728"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"3.6.4+0"}]}],"database_specific":{"source":"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-507.json"}}],"schema_version":"1.7.5"}