{"cve":"CVE-2026-27314","nvd":{"published":"2026-04-07T17:16:27.693","modified":"2026-10-26T21:10:00.170","status":"Analyzed","description":"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,\nincluding 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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-267"],"references":["https://lists.apache.org/thread/zrng82ddy4rpsmfyk582v6hqxcqrbz7f","http://www.openwall.com/lists/oss-security/2026/04/07/7"],"products":["apache:cassandra"],"source":"nvd","synced_at":"2026-10-26T21:38:48.864438205+00:00"},"epss":{"cve":"CVE-2026-27314","score":0.00263,"percentile":0.18027,"date":"2026-10-26"},"kev":null,"osv":[{"id":"GHSA-qxpc-96fq-wwmg","url":"https://osv.dev/vulnerability/GHSA-qxpc-96fq-wwmg","summary":"Apache Cassandra is vulnerable to privilege escalation in an mTLS environment using MutualTlsAuthenticator","modified":"2026-04-08T19:41:25.037036Z","packages":[{"ecosystem":"Maven","name":"org.apache.cassandra:cassandra-all","purl":"pkg:maven/org.apache.cassandra/cassandra-all","ranges":[">=5.0-alpha1 <5.0.7"],"fixed":["5.0.7"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}