{"action":"Upgrade jackson-databind to 2.18.11-1 or later.","affected":[{"fixed":"2.18.11-1","introduced":"0"}],"component":"jackson-databind","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["2.18.11-1"],"id":"tcs_01M5NVX6A1REMXTX42H7XSAFM9","modified_at":"2026-10-20T04:00:07.342422376Z","published_at":"2026-09-01T15:17:37.987Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-83557","https://security-tracker.debian.org/tracker/CVE-2026-83557"],"severity":{"label":"medium","score":5.6},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-83557#Debian:14/jackson-databind","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-83557"}],"summary":"DefaultBaseTypeLimitingValidator is the PolymorphicTypeValidator applied automatically whenever @JsonTypeInfo is used without an explicitly configured custom validator. It denies polymorphic resolutio"}