{"id":"CVE-2021-46877","details":"jackson-databind 2.10.x through 2.12.x before 2.12.6 and 2.13.x before 2.13.1 allows attackers to cause a denial of service (2 GB transient heap usage per read) in uncommon situations involving JsonNode JDK serialization.","aliases":["GHSA-3x8x-79m2-3w2w"],"modified":"2026-08-07T17:28:13.913847Z","published":"2023-03-18T22:15:11.357Z","related":["CGA-h926-35fm-xjc4"],"references":[{"type":"ADVISORY","url":"https://groups.google.com/g/jackson-user/c/OsBsirPM_Vw"},{"type":"REPORT","url":"https://github.com/FasterXML/jackson-databind/issues/3328"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/fasterxml/jackson-databind","events":[{"introduced":"a1eedfdeea46f2a8da0ed23f06e7e1d39050499b"},{"fixed":"917d1a9c3b57b2a38b2e94a9982c70465730021b"},{"introduced":"70c5dfbd52410d99d36181072711125ac5240a15"},{"last_affected":"e13f7db670a13474d65511b1b06e4111c01da796"}],"database_specific":{"cpe":["cpe:2.3:a:fasterxml:jackson-databind:*:*:*:*:*:*:*:*","cpe:2.3:a:fasterxml:jackson-databind:2.13.0:-:*:*:*:*:*:*","cpe:2.3:a:fasterxml:jackson-databind:2.13.0:rc1:*:*:*:*:*:*","cpe:2.3:a:fasterxml:jackson-databind:2.13.0:rc2:*:*:*:*:*:*"],"extracted_events":[{"introduced":"2.10.0"},{"fixed":"2.12.6"},{"introduced":"2.13.0-NA"},{"last_affected":"2.13.0-NA"},{"introduced":"2.13.0-rc1"},{"last_affected":"2.13.0-rc1"},{"introduced":"2.13.0-rc2"},{"last_affected":"2.13.0-rc2"}],"source":["CPE_RANGE","CPE_STRING"]}}],"versions":["2.13.0-NA","2.13.0-rc1","2.13.0-rc2","jackson-databind-2.13.0-rc2","jackson-databind-2.12.5","jackson-databind-2.13.0-rc1","jackson-databind-2.12.4","jackson-databind-2.12.3","jackson-databind-2.12.2","jackson-databind-2.12.1","jackson-databind-2.12.0","jackson-databind-2.12.0-rc2","jackson-databind-2.12.0-rc1","jackson-databind-2.11.0","jackson-databind-2.11.0.rc1","jackson-databind-2.10.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-46877.json"}}],"schema_version":"1.8.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}