{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"zstd-jni-java","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":[],"id":"tcs_01M5NW4XK6VSFQ0M9CBJYZ9J0Z","modified_at":"2026-10-18T04:00:08.333256146Z","published_at":"2026-09-09T15:17:28.070Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-87877","https://security-tracker.debian.org/tracker/CVE-2026-87877"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-87877","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-87877"}],"summary":"zstd-jni versions before 1.5.7-14 fail to validate closed state in setDict, setLongMax, setLevel and setRefMultipleDDicts methods of stream classes. Attackers can call these methods on closed streams"}