CVE-2026-34318
libmysqlclient21: Vulnerability in the MySQL Shell product of Oracle MySQL (component: Shell: Core Client)
CVE-2026-34318 is fixed in 15 products on 1 platform, first by libmysqlclient21 8.0.46-0ubuntu0.20.04.1+esm2, released April 21, 2026. It is not reported as exploited. Patch Radar priority: Routine.
Routine
CVSS
n/a
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0026
18th percentile
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).
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| libmysqlclient21 · Ubuntu 20.04 LTS (focal) | 8.0.46-0ubuntu0.20.04.1+esm2 | libmysqlclient21 8.0.46-0ubuntu0.20.04.1+esm2 | Apr 21, 2026 |
| libmysqlclient21 · Ubuntu 22.04.1 LTS (jammy) | 8.0.46-0ubuntu0.22.04.2 | libmysqlclient21 8.0.46-0ubuntu0.22.04.2 | Apr 21, 2026 |
| libmysqlclient21 · Ubuntu 24.04.5 LTS (noble) | 8.0.46-0ubuntu0.24.04.2 | libmysqlclient21 8.0.46-0ubuntu0.24.04.2 | Apr 21, 2026 |
| libmysqlclient24 · Ubuntu 25.10 (questing) | 8.4.9-0ubuntu0.25.10.1 | libmysqlclient24 8.4.9-0ubuntu0.25.10.1 | Apr 21, 2026 |
| libmysqlclient24 · Ubuntu 26.04.1 LTS (resolute) | 8.4.9-0ubuntu0.26.04.1 | libmysqlclient24 8.4.9-0ubuntu0.26.04.1 | Apr 21, 2026 |
| mysql-client · Ubuntu 20.04 LTS (focal) | 8.0.46-0ubuntu0.20.04.1+esm2 | mysql-client 8.0.46-0ubuntu0.20.04.1+esm2 | Apr 21, 2026 |
| mysql-client · Ubuntu 22.04.1 LTS (jammy) | 8.0.46-0ubuntu0.22.04.2 | mysql-client 8.0.46-0ubuntu0.22.04.2 | Apr 21, 2026 |
| mysql-client · Ubuntu 24.04.5 LTS (noble) | 8.0.46-0ubuntu0.24.04.2 | mysql-client 8.0.46-0ubuntu0.24.04.2 | Apr 21, 2026 |
| mysql-client · Ubuntu 25.10 (questing) | 8.4.9-0ubuntu0.25.10.1 | mysql-client 8.4.9-0ubuntu0.25.10.1 | Apr 21, 2026 |
| mysql-client · Ubuntu 26.04.1 LTS (resolute) | 8.4.9-0ubuntu0.26.04.1 | mysql-client 8.4.9-0ubuntu0.26.04.1 | Apr 21, 2026 |
| mysql-client-8.0 · Ubuntu 20.04 LTS (focal) | 8.0.46-0ubuntu0.20.04.1+esm2 | mysql-client-8.0 8.0.46-0ubuntu0.20.04.1+esm2 | Apr 21, 2026 |
| mysql-client-8.0 · Ubuntu 22.04.1 LTS (jammy) | 8.0.46-0ubuntu0.22.04.2 | mysql-client-8.0 8.0.46-0ubuntu0.22.04.2 | Apr 21, 2026 |
| mysql-client-8.0 · Ubuntu 24.04.5 LTS (noble) | 8.0.46-0ubuntu0.24.04.2 | mysql-client-8.0 8.0.46-0ubuntu0.24.04.2 | Apr 21, 2026 |
| mysql-client-core · Ubuntu 25.10 (questing) | 8.4.9-0ubuntu0.25.10.1 | mysql-client-core 8.4.9-0ubuntu0.25.10.1 | Apr 21, 2026 |
| mysql-client-core · Ubuntu 26.04.1 LTS (resolute) | 8.4.9-0ubuntu0.26.04.1 | mysql-client-core 8.4.9-0ubuntu0.26.04.1 | Apr 21, 2026 |
| mysql-client-core-8.0 · Ubuntu 20.04 LTS (focal) | 8.0.46-0ubuntu0.20.04.1+esm2 | mysql-client-core-8.0 8.0.46-0ubuntu0.20.04.1+esm2 | Apr 21, 2026 |
| mysql-client-core-8.0 · Ubuntu 22.04.1 LTS (jammy) | 8.0.46-0ubuntu0.22.04.2 | mysql-client-core-8.0 8.0.46-0ubuntu0.22.04.2 | Apr 21, 2026 |
| mysql-client-core-8.0 · Ubuntu 24.04.5 LTS (noble) | 8.0.46-0ubuntu0.24.04.2 | mysql-client-core-8.0 8.0.46-0ubuntu0.24.04.2 | Apr 21, 2026 |
| mysql-router · Ubuntu 20.04 LTS (focal) | 8.0.46-0ubuntu0.20.04.1+esm2 | mysql-router 8.0.46-0ubuntu0.20.04.1+esm2 | Apr 21, 2026 |
| mysql-router · Ubuntu 22.04.1 LTS (jammy) | 8.0.46-0ubuntu0.22.04.2 | mysql-router 8.0.46-0ubuntu0.22.04.2 | Apr 21, 2026 |
| mysql-router · Ubuntu 24.04.5 LTS (noble) | 8.0.46-0ubuntu0.24.04.2 | mysql-router 8.0.46-0ubuntu0.24.04.2 | Apr 21, 2026 |
| mysql-router · Ubuntu 25.10 (questing) | 8.4.9-0ubuntu0.25.10.1 | mysql-router 8.4.9-0ubuntu0.25.10.1 | Apr 21, 2026 |
| mysql-router · Ubuntu 26.04.1 LTS (resolute) | 8.4.9-0ubuntu0.26.04.1 | mysql-router 8.4.9-0ubuntu0.26.04.1 | Apr 21, 2026 |
| mysql-server · Ubuntu 20.04 LTS (focal) | 8.0.46-0ubuntu0.20.04.1+esm2 | mysql-server 8.0.46-0ubuntu0.20.04.1+esm2 | Apr 21, 2026 |
| mysql-server · Ubuntu 22.04.1 LTS (jammy) | 8.0.46-0ubuntu0.22.04.2 | mysql-server 8.0.46-0ubuntu0.22.04.2 | Apr 21, 2026 |
| mysql-server · Ubuntu 24.04.5 LTS (noble) | 8.0.46-0ubuntu0.24.04.2 | mysql-server 8.0.46-0ubuntu0.24.04.2 | Apr 21, 2026 |
| mysql-server · Ubuntu 25.10 (questing) | 8.4.9-0ubuntu0.25.10.1 | mysql-server 8.4.9-0ubuntu0.25.10.1 | Apr 21, 2026 |
| mysql-server · Ubuntu 26.04.1 LTS (resolute) | 8.4.9-0ubuntu0.26.04.1 | mysql-server 8.4.9-0ubuntu0.26.04.1 | Apr 21, 2026 |
| mysql-server-8.0 · Ubuntu 20.04 LTS (focal) | 8.0.46-0ubuntu0.20.04.1+esm2 | mysql-server-8.0 8.0.46-0ubuntu0.20.04.1+esm2 | Apr 21, 2026 |
| mysql-server-8.0 · Ubuntu 22.04.1 LTS (jammy) | 8.0.46-0ubuntu0.22.04.2 | mysql-server-8.0 8.0.46-0ubuntu0.22.04.2 | Apr 21, 2026 |
| mysql-server-8.0 · Ubuntu 24.04.5 LTS (noble) | 8.0.46-0ubuntu0.24.04.2 | mysql-server-8.0 8.0.46-0ubuntu0.24.04.2 | Apr 21, 2026 |
| mysql-server-core · Ubuntu 25.10 (questing) | 8.4.9-0ubuntu0.25.10.1 | mysql-server-core 8.4.9-0ubuntu0.25.10.1 | Apr 21, 2026 |
| mysql-server-core · Ubuntu 26.04.1 LTS (resolute) | 8.4.9-0ubuntu0.26.04.1 | mysql-server-core 8.4.9-0ubuntu0.26.04.1 | Apr 21, 2026 |
| mysql-server-core-8.0 · Ubuntu 20.04 LTS (focal) | 8.0.46-0ubuntu0.20.04.1+esm2 | mysql-server-core-8.0 8.0.46-0ubuntu0.20.04.1+esm2 | Apr 21, 2026 |
| mysql-server-core-8.0 · Ubuntu 22.04.1 LTS (jammy) | 8.0.46-0ubuntu0.22.04.2 | mysql-server-core-8.0 8.0.46-0ubuntu0.22.04.2 | Apr 21, 2026 |
| mysql-server-core-8.0 · Ubuntu 24.04.5 LTS (noble) | 8.0.46-0ubuntu0.24.04.2 | mysql-server-core-8.0 8.0.46-0ubuntu0.24.04.2 | Apr 21, 2026 |
| mysql-source · Ubuntu 25.10 (questing) | 8.4.9-0ubuntu0.25.10.1 | mysql-source 8.4.9-0ubuntu0.25.10.1 | Apr 21, 2026 |
| mysql-source · Ubuntu 26.04.1 LTS (resolute) | 8.4.9-0ubuntu0.26.04.1 | mysql-source 8.4.9-0ubuntu0.26.04.1 | Apr 21, 2026 |
| mysql-source-8.0 · Ubuntu 20.04 LTS (focal) | 8.0.46-0ubuntu0.20.04.1+esm2 | mysql-source-8.0 8.0.46-0ubuntu0.20.04.1+esm2 | Apr 21, 2026 |
| mysql-source-8.0 · Ubuntu 22.04.1 LTS (jammy) | 8.0.46-0ubuntu0.22.04.2 | mysql-source-8.0 8.0.46-0ubuntu0.22.04.2 | Apr 21, 2026 |
| mysql-source-8.0 · Ubuntu 24.04.5 LTS (noble) | 8.0.46-0ubuntu0.24.04.2 | mysql-source-8.0 8.0.46-0ubuntu0.24.04.2 | Apr 21, 2026 |
| mysql-testsuite · Ubuntu 20.04 LTS (focal) | 8.0.46-0ubuntu0.20.04.1+esm2 | mysql-testsuite 8.0.46-0ubuntu0.20.04.1+esm2 | Apr 21, 2026 |
| mysql-testsuite · Ubuntu 22.04.1 LTS (jammy) | 8.0.46-0ubuntu0.22.04.2 | mysql-testsuite 8.0.46-0ubuntu0.22.04.2 | Apr 21, 2026 |
| mysql-testsuite · Ubuntu 24.04.5 LTS (noble) | 8.0.46-0ubuntu0.24.04.2 | mysql-testsuite 8.0.46-0ubuntu0.24.04.2 | Apr 21, 2026 |
| mysql-testsuite · Ubuntu 25.10 (questing) | 8.4.9-0ubuntu0.25.10.1 | mysql-testsuite 8.4.9-0ubuntu0.25.10.1 | Apr 21, 2026 |
| mysql-testsuite · Ubuntu 26.04.1 LTS (resolute) | 8.4.9-0ubuntu0.26.04.1 | mysql-testsuite 8.4.9-0ubuntu0.26.04.1 | Apr 21, 2026 |
| mysql-testsuite-8.0 · Ubuntu 20.04 LTS (focal) | 8.0.46-0ubuntu0.20.04.1+esm2 | mysql-testsuite-8.0 8.0.46-0ubuntu0.20.04.1+esm2 | Apr 21, 2026 |
| mysql-testsuite-8.0 · Ubuntu 22.04.1 LTS (jammy) | 8.0.46-0ubuntu0.22.04.2 | mysql-testsuite-8.0 8.0.46-0ubuntu0.22.04.2 | Apr 21, 2026 |
| mysql-testsuite-8.0 · Ubuntu 24.04.5 LTS (noble) | 8.0.46-0ubuntu0.24.04.2 | mysql-testsuite-8.0 8.0.46-0ubuntu0.24.04.2 | Apr 21, 2026 |
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