{"id":"UBUNTU-CVE-2019-1010083","details":"The Pallets Project Flask before 1.0 is affected by: unexpected memory usage. The impact is: denial of service. The attack vector is: crafted encoded JSON data. The fixed version is: 1. NOTE: this may overlap CVE-2018-1000656.","modified":"2026-03-19T06:53:02.286519Z","published":"2019-07-17T14:15:00Z","withdrawn":"2026-03-19T04:51:40Z","upstream":["CVE-2019-1010083"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-1010083"},{"type":"REPORT","url":"https://www.palletsprojects.com/blog/flask-1-0-released/"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2019-1010083"}],"affected":[{"package":{"name":"flask","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/flask@0.10.1-2ubuntu0.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.10.1-2build2","0.10.1-2ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_version":"0.10.1-2ubuntu0.1","binary_name":"python-flask"},{"binary_version":"0.10.1-2ubuntu0.1","binary_name":"python3-flask"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-1010083.json"}},{"package":{"name":"flask","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/flask@0.12.2-3ubuntu0.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.12.2-2","0.12.2-3","0.12.2-3ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_version":"0.12.2-3ubuntu0.1","binary_name":"python-flask"},{"binary_version":"0.12.2-3ubuntu0.1","binary_name":"python3-flask"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-1010083.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}]}