{"id":"CVE-2026-47846","aliases":["BIT-cassandra-2026-47846","EUVD-2026-37932"],"status":"published","title":"Default superuser cassandra:cassandra left active when CASSANDRA_USER is customized","description":"Bitnami Cassandra container images are affected by a retained default superuser vulnerability. When a custom administrator account is configured via the CASSANDRA_USER environment variable, the container initialization script creates the new superuser account but fails to drop the built-in cassandra account in certain scenarios. This leaves the default cassandra:cassandra superuser active as an unintended access path.\n\nAffected versions — Container image: 4.0.x prior to 4.0.20-photon-5-r7; 4.1.x prior to 4.1.11-photon-5-r7; 5.0.x prior to 5.0.8-photon-5-r4 / 5.0.8-debian-12-r3.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00483,"percentile":0.41931,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-798"],"published":"2026-06-18T12:00:00Z","modified":"2026-10-26T11:10:00Z","fixes":[{"ecosystem":"Bitnami","package":"cassandra","fixed_in":["4.0.20-0","4.1.11-0","5.0.8-0"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"cassandra","ranges":[{"type":"SEMVER","events":[{"introduced":"4.0.0"},{"fixed":"4.0.20-0"},{"introduced":"4.1.0"},{"fixed":"4.1.11-0"},{"introduced":"5.0.0"},{"fixed":"5.0.8-0"}]}]}],"products":[{"vendor":"bitnami","product":"bitnami/cassandra"}],"references":[{"url":"https://github.com/bitnami/containers/security/advisories/GHSA-8q3j-37vg-8fc2","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2026-47846","description":"Bitnami Cassandra container images are affected by a retained default superuser vulnerability. When a custom administrator account is configured via the CASSANDRA_USER environment variable, the container initialization script creates the new superuser account but fails to drop the built-in cassandra account in certain scenarios. This leaves the default cassandra:cassandra superuser active as an unintended access path.\n\nAffected versions — Container image: 4.0.x prior to 4.0.20-photon-5-r7; 4.1.x prior to 4.1.11-photon-5-r7; 5.0.x prior to 5.0.8-photon-5-r4 / 5.0.8-debian-12-r3.","status":"published","published":"2026-06-18T18:39:47.087Z","modified":"2026-06-18T20:24:56.024Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-798"],"updated_at":"2026-11-02T13:36:51.6229Z"}],"euvd":[{"id":"EUVD-2026-37932","description":"Bitnami Cassandra container images are affected by a retained default superuser vulnerability. When a custom administrator account is configured via the CASSANDRA_USER environment variable, the container initialization script creates the new superuser account but fails to drop the built-in cassandra account in certain scenarios. This leaves the default cassandra:cassandra superuser active as an unintended access path.\n\nAffected versions — Container image: 4.0.x prior to 4.0.20-photon-5-r7; 4.1.x prior to 4.1.11-photon-5-r7; 5.0.x prior to 5.0.8-photon-5-r4 / 5.0.8-debian-12-r3.","status":"published","published":"2026-06-18T18:39:47Z","modified":"2026-06-18T20:24:56Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T18:20:36.276608Z"}],"nvd":[{"id":"CVE-2026-47846","description":"Bitnami Cassandra container images are affected by a retained default superuser vulnerability. When a custom administrator account is configured via the CASSANDRA_USER environment variable, the container initialization script creates the new superuser account but fails to drop the built-in cassandra account in certain scenarios. This leaves the default cassandra:cassandra superuser active as an unintended access path.\n\nAffected versions — Container image: 4.0.x prior to 4.0.20-photon-5-r7; 4.1.x prior to 4.1.11-photon-5-r7; 5.0.x prior to 5.0.8-photon-5-r4 / 5.0.8-debian-12-r3.","status":"published","published":"2026-06-18T20:16:13.63Z","modified":"2026-10-26T11:10:00.157Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-798"],"updated_at":"2026-11-02T14:12:24.912854Z"}],"osv":[{"id":"BIT-cassandra-2026-47846","title":"Default superuser cassandra:cassandra left active when CASSANDRA_USER is customized","description":"Bitnami Cassandra container images are affected by a retained default superuser vulnerability. When a custom administrator account is configured via the CASSANDRA_USER environment variable, the container initialization script creates the new superuser account but fails to drop the built-in cassandra account in certain scenarios. This leaves the default cassandra:cassandra superuser active as an unintended access path. Any remote attacker who knows the default Cassandra credentials, can authenticate to the cluster as a full superuser regardless of the operator's configuration, bypassing the intent to replace the built-in account.","status":"published","published":"2026-06-18T12:00:00Z","modified":"2026-06-18T14:15:06.833167556Z","updated_at":"2026-11-02T15:28:28.70813Z"}]}}