{"id":"GHSA-3xg5-6c3j-vp8x","summary":"Improper Restriction of XML External Entity Reference in Quokka","details":"XML External Entities (XXE) in Quokka v0.4.0 allows remote attackers to execute arbitrary code via the component 'quokka/utils/atom.py'.","aliases":["CVE-2020-18703","PYSEC-2021-144"],"modified":"2024-10-16T21:35:15.651882Z","published":"2021-08-30T16:23:34Z","database_specific":{"github_reviewed":true,"github_reviewed_at":"2021-08-26T17:42:07Z","nvd_published_at":"2021-08-16T18:15:00Z","cwe_ids":["CWE-611"],"severity":"CRITICAL"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-18703"},{"type":"WEB","url":"https://github.com/rochacbruno/quokka/issues/676"},{"type":"WEB","url":"https://github.com/pypa/advisory-database/tree/main/vulns/quokka/PYSEC-2021-144.yaml"},{"type":"PACKAGE","url":"https://github.com/quokkaproject/quokka"}],"affected":[{"package":{"name":"quokka","ecosystem":"PyPI","purl":"pkg:pypi/quokka"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"0.4.0"}]}],"versions":["0.0.1.dev84","0.1.0","0.2.0","0.3.0","0.3.1","0.3.2","0.3.3","0.3.4","0.3.6.dev1","0.3.7.dev1","0.4.0"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/08/GHSA-3xg5-6c3j-vp8x/GHSA-3xg5-6c3j-vp8x.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}