{"id":"CLEANSTART-2026-UR29764","summary":"malicious HTTP/2 peer can cause excessive CPU consumption in the client or server by opening a large number of streams and then sending many small SETTINGS frames containing SETTINGS_INITIAL_WINDOW...","details":"Security vulnerability affects the rabbitmq-cluster-operator package. A malicious HTTP/2 peer can cause excessive CPU consumption in the client or server by opening a large number of streams and then sending many small SETTINGS frames containing SETTINGS_INITIAL_WINDOW_SIZE values.","modified":"2026-11-03T01:00:16.807777806Z","published":"2026-11-03T00:36:21.226732Z","upstream":["CVE-2026-78669"],"database_specific":{},"references":[{"type":"ADVISORY","url":"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-UR29764.json"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2026-78669"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-78669"}],"affected":[{"package":{"name":"rabbitmq-cluster-operator","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/rabbitmq-cluster-operator"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.23.2-r1"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-UR29764.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}