{"id":"DEBIAN-CVE-2026-41082","details":"In OCaml opam before 2.5.1, a .install field containing a destination filepath can use ../ to reach a parent directory.","modified":"2026-10-01T03:03:12.053162815Z","published":"2026-04-16T18:16:45.980Z","upstream":["CVE-2026-41082"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-41082"}],"affected":[{"package":{"name":"opam","ecosystem":"Debian:12","purl":"pkg:deb/debian/opam?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.2-1+deb12u1"}]}],"versions":["2.1.2-1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-41082.json"}},{"package":{"name":"opam","ecosystem":"Debian:13","purl":"pkg:deb/debian/opam?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.0-1+deb13u1"}]}],"versions":["2.3.0-1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-41082.json"}},{"package":{"name":"opam","ecosystem":"Debian:14","purl":"pkg:deb/debian/opam?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.5.1-1"}]}],"versions":["2.3.0-1","2.4.1-1","2.5.0-1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-41082.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}]}