{"id":"DEBIAN-CVE-2026-44545","details":"daphne before 4.2.2 did not pass maxFramePayloadSize or maxMessagePayloadSize to Autobahn's WebSocketServerFactory. Because Autobahn defaults both values to 0 (unlimited), an unauthenticated remote attacker could send arbitrarily large WebSocket messages or frames, causing excessive memory consumption and a denial of service.","modified":"2026-06-29T06:00:08.524448678Z","published":"2026-06-03T14:16:43.583Z","upstream":["CVE-2026-44545"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-44545"}],"affected":[{"package":{"name":"python-daphne","ecosystem":"Debian:11","purl":"pkg:deb/debian/python-daphne?arch=source&distro=bullseye"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.0.1-1","3.0.2-1","4.0.0-1","4.1.2-1","4.1.2-2","4.2.1-1","4.2.1-2","4.2.2-0.1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-44545.json"}},{"package":{"name":"python-daphne","ecosystem":"Debian:12","purl":"pkg:deb/debian/python-daphne?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.0.0-1","4.1.2-1","4.1.2-2","4.2.1-1","4.2.1-2","4.2.2-0.1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-44545.json"}},{"package":{"name":"python-daphne","ecosystem":"Debian:13","purl":"pkg:deb/debian/python-daphne?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.1.2-2","4.2.1-1","4.2.1-2","4.2.2-0.1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-44545.json"}},{"package":{"name":"python-daphne","ecosystem":"Debian:14","purl":"pkg:deb/debian/python-daphne?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.2.2-0.1"}]}],"versions":["4.1.2-2","4.2.1-1","4.2.1-2"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-44545.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:N/I:N/A:H"}]}