CVE catalog
CVE-2026-21965
UBUNTU-CVE-2026-21965
- Severity
- Unknown
- Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 0.36% · Oct 25, 2026
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Pluggable Auth). Supported versions that are affected are 9.0.0-9.5.0. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of MySQL Server. CVSS 3.1 Base Score 2.7 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L).
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Ubuntu | mysql-5.5 | 14.04 | 5.5.32-0ubuntu7 | vulnerable |
| Ubuntu | mysql-5.5 | 14.04 | 5.5.34-0ubuntu1 | vulnerable |
| Ubuntu | mysql-5.5 | 14.04 | 5.5.34-0ubuntu2 | vulnerable |
| Ubuntu | mysql-5.5 | 14.04 | 5.5.35-0ubuntu1 | vulnerable |
| Ubuntu | mysql-5.5 | 14.04 | 5.5.35+dfsg-1ubuntu1 | vulnerable |
| Ubuntu | mysql-5.5 | 14.04 | 5.5.37-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | mysql-5.5 | 14.04 | 5.5.38-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | mysql-5.5 | 14.04 | 5.5.40-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | mysql-5.5 | 14.04 | 5.5.41-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | mysql-5.5 | 14.04 | 5.5.43-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | mysql-5.5 | 14.04 | 5.5.44-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | mysql-5.5 | 14.04 | 5.5.46-0ubuntu0.14.04.2 | vulnerable |
| Ubuntu | mysql-5.5 | 14.04 | 5.5.47-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | mysql-5.5 | 14.04 | 5.5.49-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | mysql-5.5 | 14.04 | 5.5.50-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | mysql-5.5 | 14.04 | 5.5.52-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | mysql-5.5 | 14.04 | 5.5.53-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | mysql-5.5 | 14.04 | 5.5.54-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | mysql-5.5 | 14.04 | 5.5.55-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | mysql-5.5 | 14.04 | 5.5.57-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | mysql-5.5 | 14.04 | 5.5.58-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | mysql-5.5 | 14.04 | 5.5.59-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | mysql-5.5 | 14.04 | 5.5.60-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | mysql-5.5 | 14.04 | 5.5.61-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | mysql-5.5 | 14.04 | 5.5.62-0ubuntu0.14.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.11-0ubuntu4 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.11-0ubuntu5 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.11-0ubuntu6 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.12-0ubuntu1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.12-0ubuntu1.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.13-0ubuntu0.16.04.2 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.15-0ubuntu0.16.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.16-0ubuntu0.16.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.17-0ubuntu0.16.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.17-0ubuntu0.16.04.2 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.18-0ubuntu0.16.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.19-0ubuntu0.16.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.20-0ubuntu0.16.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.21-0ubuntu0.16.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.22-0ubuntu0.16.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.23-0ubuntu0.16.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.24-0ubuntu0.16.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.25-0ubuntu0.16.04.2 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.26-0ubuntu0.16.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.27-0ubuntu0.16.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.28-0ubuntu0.16.04.2 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.29-0ubuntu0.16.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.30-0ubuntu0.16.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.31-0ubuntu0.16.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.32-0ubuntu0.16.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.33-0ubuntu0.16.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.35-0ubuntu0.16.04.1+esm1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.36-0ubuntu0.16.04.1+esm1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.37-0ubuntu0.16.04.1+esm1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.38-0ubuntu0.16.04.1+esm1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.39-0ubuntu0.16.04.1+esm2 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.40-0ubuntu0.16.04.1+esm1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.41-0ubuntu0.16.04.1+esm1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.42-0ubuntu0.16.04.1+esm1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.43-0ubuntu0.16.04.1+esm1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.44-0ubuntu0.16.04.1+esm1 | vulnerable |
| Ubuntu | percona-server-5.6 | 16.04 | 5.6.22-rel71.0-0ubuntu2 | vulnerable |
| Ubuntu | percona-server-5.6 | 16.04 | 5.6.22-rel71.0-0ubuntu4 | vulnerable |
| Ubuntu | percona-server-5.6 | 16.04 | 5.6.22-rel71.0-0ubuntu4.1 | vulnerable |
| Ubuntu | percona-xtradb-cluster-5.6 | 16.04 | 5.6.21-25.8-0ubuntu2 | vulnerable |
| Ubuntu | percona-xtradb-cluster-5.6 | 16.04 | 5.6.21-25.8-0ubuntu3 | vulnerable |
| Ubuntu | percona-xtradb-cluster-5.6 | 16.04 | 5.6.21-25.8-0ubuntu3.1 | vulnerable |
| Ubuntu | percona-xtradb-cluster-5.6 | 16.04 | 5.6.21-25.8-0ubuntu3.2 | vulnerable |
| Ubuntu | percona-xtradb-cluster-5.6 | 16.04 | 5.6.34-26.19-0ubuntu0.16.04.1 | vulnerable |
| Ubuntu | percona-xtradb-cluster-5.6 | 16.04 | 5.6.34-26.19-0ubuntu0.16.04.2 | vulnerable |
| Ubuntu | percona-xtradb-cluster-5.6 | 16.04 | 5.6.37-26.21-0ubuntu0.16.04.1 | vulnerable |
| Ubuntu | percona-xtradb-cluster-5.6 | 16.04 | 5.6.37-26.21-0ubuntu0.16.04.2 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.19-0ubuntu1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.20-0ubuntu0.17.10.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.20-1ubuntu1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.21-1ubuntu1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.22-0ubuntu18.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.23-0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.24-0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.25-0ubuntu0.18.04.2 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.26-0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.27-0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.28-0ubuntu0.18.04.4 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.29-0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.30-0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.31-0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.32-0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.33-0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.34-0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.35-0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.35-0ubuntu0.18.04.2 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.36-0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.37-0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.38-0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.39-0ubuntu0.18.04.2 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.40-0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.41-0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.42-0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.43-0ubuntu0.18.04.1+esm1 | vulnerable |
| Ubuntu | mysql-5.7 | pro | 5.7.44-0ubuntu0.18.04.1+esm1 | vulnerable |
| Ubuntu | mariadb-10.3 | 20.04 | 1:10.3.17-1 | vulnerable |
| Ubuntu | mariadb-10.3 | 20.04 | 1:10.3.18-1 | vulnerable |
| Ubuntu | mariadb-10.3 | 20.04 | 1:10.3.19-1 | vulnerable |
| Ubuntu | mariadb-10.3 | 20.04 | 1:10.3.21-2 | vulnerable |
| Ubuntu | mariadb-10.3 | 20.04 | 1:10.3.22-1 | vulnerable |
| Ubuntu | mariadb-10.3 | 20.04 | 1:10.3.22-1ubuntu1 | vulnerable |
| Ubuntu | mariadb-10.3 | 20.04 | 1:10.3.25-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | mariadb-10.3 | 20.04 | 1:10.3.29-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | mariadb-10.3 | 20.04 | 1:10.3.30-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | mariadb-10.3 | 20.04 | 1:10.3.31-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | mariadb-10.3 | 20.04 | 1:10.3.32-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | mariadb-10.3 | 20.04 | 1:10.3.34-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | mariadb-10.3 | 20.04 | 1:10.3.37-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | mariadb-10.3 | 20.04 | 1:10.3.38-0ubuntu0.20.04.1 | vulnerable |
| Ubuntu | mariadb-10.3 | 20.04 | 1:10.3.39-0ubuntu0.20.04.2 | vulnerable |
Fixed-version evidence
OpenFactory catalog packages
No matching packages in this catalog.
Observed: