{"id":"CVE-2023-33496","aliases":["GHSA-c29g-q3h3-mwcf"],"url":"https://o3.security/vulnerability/CVE-2023-33496","summary":"xxl-rpc deserialization vulnerability","details":"xxl-rpc v1.7.0 was discovered to contain a deserialization vulnerability via the component com.xxl.rpc.core.remoting.net.impl.netty.codec.NettyDecode#decode.","published":"2023-06-07T00:00:00Z","modified":"2026-08-12T03:51:30.452215868Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"Maven","name":"com.xuxueli:xxl-rpc-core","fixedVersion":null}],"fix":null,"references":[{"type":"WEB","url":"https://github.com/edirc-wong/record/blob/main/deserialization_vulnerability_report.md"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/33xxx/CVE-2023-33496.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-33496"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:30.452215868Z"}}