{"id":"CVE-2020-35490","aliases":["GHSA-wh8g-3j2c-rqj5"],"url":"https://o3.security/vulnerability/CVE-2020-35490","summary":"Serialization gadgets exploit in jackson-databind","details":"FasterXML jackson-databind 2.x before 2.9.10.8 mishandles the interaction between serialization gadgets and typing, related to org.apache.commons.dbcp2.datasources.PerUserPoolDataSource.","published":"2020-12-17T19:15:14.417Z","modified":"2026-08-27T11:47:37.966811897Z","cvss":{"score":8.1,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"Maven","name":"com.fasterxml.jackson.core:jackson-databind","fixedVersion":"2.9.10.8"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://github.com/FasterXML/jackson-databind/issues/2986"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2021/04/msg00025.html"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20210122-0005/"},{"type":"FIX","url":"https://www.oracle.com//security-alerts/cpujul2021.html"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpuApr2021.html"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpuapr2022.html"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpujan2022.html"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpujul2022.html"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpuoct2021.html"},{"type":"EVIDENCE","url":"https://cowtowncoder.medium.com/on-jackson-cves-dont-panic-here-is-what-you-need-to-know-54cd0d6e8062"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-27T11:47:37.966811897Z"}}