{"id":"CVE-2023-33252","aliases":["GHSA-xp5g-jhg3-3rg2"],"url":"https://o3.security/vulnerability/CVE-2023-33252","summary":"Double spend in snarkjs","details":"iden3 snarkjs through 0.6.11 allows double spending because there is no validation that the publicSignals length is less than the field modulus.","published":"2023-05-21T00:00:00Z","modified":"2026-07-15T01:48:50.357897630Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"npm","name":"snarkjs","fixedVersion":null}],"fix":null,"references":[{"type":"WEB","url":"https://github.com/iden3/snarkjs/commits/master/src/groth16_verify.js"},{"type":"WEB","url":"https://github.com/iden3/snarkjs/tags"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/33xxx/CVE-2023-33252.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-33252"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-15T01:48:50.357897630Z"}}