Status: UPDATED | Advisory ID: CVE-2026-27314
| CVE | CVE-2026-27314 |
| CVSS | CVSS 8.8 (High). |
| Affected products | Apache cassandra |
| Classified as | CWE-267 (Privilege Defined With Unsafe Actions) |
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.
Users are recommended to upgrade to version 5.0.7+, which fixes this issue.
| Source | Reference |
|---|---|
| NVD | https://nvd.nist.gov/vuln/detail/CVE-2026-27314 |
| Vendor advisory | https://lists.apache.org/thread/zrng82ddy4rpsmfyk582v6hqxcqrbz7f |