{"id":"CVE-2020-18703","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":["GHSA-3xg5-6c3j-vp8x","PYSEC-2021-144"],"modified":"2026-07-08T20:28:53.892702Z","published":"2021-08-16T18:15:07.170Z","references":[{"type":"FIX","url":"https://github.com/rochacbruno/quokka/issues/676"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/quokkaproject/quokka","events":[{"introduced":"25c753f2697e6d7228249b95dff9514c135bd04d"},{"last_affected":"25c753f2697e6d7228249b95dff9514c135bd04d"}],"database_specific":{"source":"CPE_STRING","cpe":"cpe:2.3:a:quokka_project:quokka:0.4.0:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0.4.0"},{"last_affected":"0.4.0"}]}}],"versions":["0.4.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-18703.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}