{"id":"GHSA-qxpc-96fq-wwmg","summary":"Apache Cassandra is vulnerable to privilege escalation in an mTLS environment using MutualTlsAuthenticator","details":"Privilege escalation in Apache Cassandra 5.0 on an mTLS environment using MutualTlsAuthenticator allows a user with only CREATE permission to associate their own certificate identity with an arbitrary role, including a superuser role, and authenticate as that role via ADD IDENTITY.\n\nUsers are recommended to upgrade to version 5.0.7+, which fixes this issue.","aliases":["CVE-2026-27314"],"modified":"2026-04-08T19:41:25.037036Z","published":"2026-04-07T18:31:37Z","database_specific":{"severity":"HIGH","github_reviewed":true,"github_reviewed_at":"2026-04-08T19:22:39Z","nvd_published_at":"2026-04-07T17:16:27Z","cwe_ids":["CWE-267"]},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-27314"},{"type":"WEB","url":"https://github.com/apache/cassandra/commit/b584a435970e5125e1def5148d943c39569dc7af"},{"type":"PACKAGE","url":"https://github.com/apache/cassandra"},{"type":"WEB","url":"https://github.com/apache/cassandra/releases/tag/cassandra-5.0.7"},{"type":"WEB","url":"https://lists.apache.org/thread/zrng82ddy4rpsmfyk582v6hqxcqrbz7f"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2026/04/07/7"}],"affected":[{"package":{"name":"org.apache.cassandra:cassandra-all","ecosystem":"Maven","purl":"pkg:maven/org.apache.cassandra/cassandra-all"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.0-alpha1"},{"fixed":"5.0.7"}]}],"versions":["5.0-alpha1","5.0-alpha2","5.0-beta1","5.0-rc1","5.0-rc2","5.0.0","5.0.1","5.0.2","5.0.3","5.0.4","5.0.5","5.0.6"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/04/GHSA-qxpc-96fq-wwmg/GHSA-qxpc-96fq-wwmg.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}