{"cve":"CVE-2021-46364","nvd":{"published":"2022-02-11T21:15:11.853","modified":"2026-06-17T04:14:48.470","status":"Modified","description":"A vulnerability in the Snake YAML parser of Magnolia CMS v6.2.3 and below allows attackers to execute arbitrary code via a crafted YAML file.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-502"],"references":["https://docs.magnolia-cms.com/product-docs/6.2/Releases/Release-notes-for-Magnolia-CMS-6.2.4.html#_security_advisory","https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2021-46364-YAML%20Deserialization-Magnolia%20CMS","https://docs.magnolia-cms.com/product-docs/6.2/Releases/Release-notes-for-Magnolia-CMS-6.2.4.html#_security_advisory","https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2021-46364-YAML%20Deserialization-Magnolia%20CMS"],"products":["magnolia-cms:magnolia_cms"],"source":"nvd","synced_at":"2026-10-19T21:28:04.509275555+00:00"},"epss":{"cve":"CVE-2021-46364","score":0.01573,"percentile":0.75422,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-pwr6-p3fh-grc2","url":"https://osv.dev/vulnerability/GHSA-pwr6-p3fh-grc2","summary":"Deserialization of Untrusted Data in Magnolia CMS","modified":"2023-11-08T04:07:25.714126Z","packages":[{"ecosystem":"Maven","name":"info.magnolia:magnolia-core","purl":"pkg:maven/info.magnolia/magnolia-core","ranges":["<6.2.4"],"fixed":["6.2.4"]}]}],"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."]}