{"cve":"CVE-2023-23930","nvd":{"published":"2023-10-11T18:15:10.037","modified":"2026-06-17T05:38:18.777","status":"Modified","description":"vantage6 is privacy preserving federated learning infrastructure. Versions prior to 4.0.0 use pickle, which has known security issue, as a default serialization module but that has known security issues. All users of vantage6 that post tasks with the default serialization are affected. Version 4.0.0 contains a patch. Users may specify JSON serialization as a workaround.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","score":7.2},"cwes":["CWE-502"],"references":["https://github.com/vantage6/vantage6/blob/0682c4288f43fee5bcc72dc448cdd99bd7e57f76/docs/release_notes.rst#400","https://github.com/vantage6/vantage6/commit/e62f03bacf2247bd59eed217e2e7338c3a01a5f0","https://github.com/vantage6/vantage6/security/advisories/GHSA-5m22-cfq9-86x6","https://medium.com/ochrona/python-pickle-is-notoriously-insecure-d6651f1974c9","https://github.com/vantage6/vantage6/blob/0682c4288f43fee5bcc72dc448cdd99bd7e57f76/docs/release_notes.rst#400"],"products":["vantage6:vantage6"],"source":"nvd","synced_at":"2026-10-19T21:39:34.467980132+00:00"},"epss":{"cve":"CVE-2023-23930","score":0.01108,"percentile":0.65879,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-5m22-cfq9-86x6","url":"https://osv.dev/vulnerability/GHSA-5m22-cfq9-86x6","summary":"Pickle serialization vulnerable to Deserialization of Untrusted Data","modified":"2026-09-10T03:49:58.459835249Z","packages":[{"ecosystem":"PyPI","name":"vantage6","purl":"pkg:pypi/vantage6","ranges":["<4.0.2"],"fixed":["4.0.2"]}]},{"id":"PYSEC-2023-196","url":"https://osv.dev/vulnerability/PYSEC-2023-196","summary":"","modified":"2023-11-08T04:11:42.967546Z","packages":[{"ecosystem":"PyPI","name":"vantage6","purl":"pkg:pypi/vantage6","ranges":["<4.0.2"],"fixed":["4.0.2"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}