{"action":"Upgrade libsass to 3.6.3-1 or later.","affected":[{"fixed":"3.6.3-1","introduced":"0"}],"component":"libsass","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["3.6.3-1"],"id":"tcs_01M5NE1K31CWD93KEB68WA8G8Q","modified_at":"2026-09-21T07:03:11.005796246Z","published_at":"2019-11-06T16:15:10.930Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2019-18799","https://security-tracker.debian.org/tracker/CVE-2019-18799"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2019-18799#Debian:13/libsass","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2019-18799"}],"summary":"LibSass before 3.6.3 allows a NULL pointer dereference in Sass::Parser::parseCompoundSelector in parser_selectors.cpp."}