{"id":"DEBIAN-CVE-2016-4000","details":"Jython before 2.7.1rc1 allows attackers to execute arbitrary code via a crafted serialized PyFunction object.","modified":"2026-09-22T07:00:47.208363817Z","published":"2017-07-06T16:29:00.203Z","upstream":["CVE-2016-4000"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2016-4000"}],"affected":[{"package":{"name":"jython","ecosystem":"Debian:12","purl":"pkg:deb/debian/jython?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.5.3-17"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2016-4000.json"}},{"package":{"name":"jython","ecosystem":"Debian:13","purl":"pkg:deb/debian/jython?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.5.3-17"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2016-4000.json"}},{"package":{"name":"jython","ecosystem":"Debian:14","purl":"pkg:deb/debian/jython?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.5.3-17"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2016-4000.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}