{"action":"Upgrade com.fasterxml.jackson.core:jackson-databind to 2.21.4 (2.x) or 3.1.4 (3.x) or later.","affected":[{"fixed":"2.21.4","introduced":"2.21.0"},{"fixed":"3.1.4","introduced":"3.0.0"}],"component":"com.fasterxml.jackson.core:jackson-databind","cve_ids":["CVE-2026-54516"],"ecosystem":"Maven","epss":0.00449,"exploited":false,"fixed_versions":["2.21.4","3.1.4"],"ghsa_id":"GHSA-9fxm-vc8v-hj55","id":"tcs_01M5N8PXMN69PGC2X53CMYYYPK","modified_at":"2026-09-10T03:50:49.332051665Z","published_at":"2026-06-23T21:24:26Z","references":["https://osv.dev/vulnerability/GHSA-9fxm-vc8v-hj55","https://github.com/FasterXML/jackson-databind/security/advisories/GHSA-9fxm-vc8v-hj55","https://nvd.nist.gov/vuln/detail/CVE-2026-54516","https://github.com/FasterXML/jackson-databind/pull/5967","https://github.com/FasterXML/jackson-databind/pull/5968","https://github.com/FasterXML/jackson-databind/commit/c3d56dd25d52319828147c5b9aeabf2d485c250a","https://github.com/FasterXML/jackson-databind/commit/e88cb17006b6af4883b973058f0bb6486e5074af","https://github.com/FasterXML/jackson-databind"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"GHSA-9fxm-vc8v-hj55","url":"https://osv.dev/vulnerability/GHSA-9fxm-vc8v-hj55"}],"summary":"jackson-databind's renamed @JsonIgnore'd setters can deserialize via private fields"}