{"id":"USN-7534-1","summary":"flask vulnerability","details":"It was discovered that Flask incorrectly handled key rotation.\nAn attacker could possibly use this issue to sign sessions\nwith stale keys.\n","modified":"2025-10-13T04:41:30Z","published":"2025-05-26T16:34:53.786735Z","related":["UBUNTU-CVE-2025-47278"],"upstream":["CVE-2025-47278","UBUNTU-CVE-2025-47278"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7534-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-47278"}],"affected":[{"package":{"name":"flask","ecosystem":"Ubuntu:25.04","purl":"pkg:deb/ubuntu/flask@3.1.0-2ubuntu1.1?arch=source&distro=plucky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.0-2ubuntu1.1"}]}],"versions":["3.0.3-1ubuntu1","3.1.0-2ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"python3-flask","binary_version":"3.1.0-2ubuntu1.1"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:25.04","cves":[{"severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2025-47278"}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7534-1.json"}}],"schema_version":"1.7.3"}