Description
Vulnerability in the MySQL Shell product of Oracle MySQL (component: Shell: Core Client). Supported versions that are affected are 8.0.0-8.0.45, 8.4.0-8.4.8 and 9.0.0-9.6.0. Difficult to exploit vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Shell. While the vulnerability is in MySQL Shell, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all MySQL Shell accessible data. CVSS 3.1 Base Score 5.8 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N).
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Oracle | MySQL Shell | 8.0.0 – ≤ 8.0.45, 8.4.0 – ≤ 8.4.8, 9.0.0 – ≤ 9.6.0 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.04 LTS | mysql-8.4 | 8.4.9-0ubuntu0.26.04.1 | USN-8363-1 |
| Ubuntu 25.10 | mysql-8.4 | 8.4.9-0ubuntu0.25.10.1 | USN-8363-1 |
| Ubuntu 24.04 LTS | mysql-8.0 | 8.0.46-0ubuntu0.24.04.2 | USN-8363-1 |
| Ubuntu 22.04 LTS | mysql-8.0 | 8.0.46-0ubuntu0.22.04.2 | USN-8363-1 |
| Ubuntu 20.04 LTS | mariadb-10.3 | No fix yet | — |
Show 5 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | percona-server-5.6 +1 | No fix yet | — |
| Ubuntu 14.04 LTS | mysql-5.5 | No fix yet | — |
| Ubuntu Pro 20.04 LTS | mysql-8.0 | 8.0.46-0ubuntu0.20.04.1+esm2 | USN-8363-2 |
| Ubuntu Pro 18.04 LTS | mysql-5.7 | No fix yet | — |
| Ubuntu Pro 16.04 LTS | mysql-5.7 | No fix yet | — |
Advisories 3
- WID-SEC-2026-1199 Oracle MySQL: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 10, 2026
- USN-8363-2 mysql-8.0 vulnerabilities Ubuntu Security Notices (USN) · Jun 3, 2026
- USN-8363-1 mysql-8.0, mysql-8.4 vulnerabilities Ubuntu Security Notices (USN) · Jun 2, 2026
References
- Oracle Advisory vendor-advisory