CVE-2025-50076

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: DML). Supported versions that are affected are 8.0.0-8.0.25. Easily exploitable vulnerability allows low 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 hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).

CVE-2025-50076 is fixed in 11 products on 1 platform, first by libmysqlclient21 8.0.26-0ubuntu1, released July 15, 2025. It is not reported as exploited. Patch Radar priority: Routine.

Routine

CVSS

6.5

Moderate

Exploitation

None reported

No vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0063

50th percentile

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: DML). Supported versions that are affected are 8.0.0-8.0.25. Easily exploitable vulnerability allows low 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 hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).

Where it's fixed

Product	Fixed in	Fix	Released
Linux
libmysqlclient21 · Ubuntu 22.04.1 LTS (jammy)	8.0.26-0ubuntu1	libmysqlclient21 8.0.26-0ubuntu1	Jul 15, 2025
mysql-client · Ubuntu 22.04.1 LTS (jammy)	8.0.26-0ubuntu1	mysql-client 8.0.26-0ubuntu1	Jul 15, 2025
mysql-client-8.0 · Ubuntu 22.04.1 LTS (jammy)	8.0.26-0ubuntu1	mysql-client-8.0 8.0.26-0ubuntu1	Jul 15, 2025
mysql-client-core-8.0 · Ubuntu 22.04.1 LTS (jammy)	8.0.26-0ubuntu1	mysql-client-core-8.0 8.0.26-0ubuntu1	Jul 15, 2025
mysql-router · Ubuntu 22.04.1 LTS (jammy)	8.0.26-0ubuntu1	mysql-router 8.0.26-0ubuntu1	Jul 15, 2025
mysql-server · Ubuntu 22.04.1 LTS (jammy)	8.0.26-0ubuntu1	mysql-server 8.0.26-0ubuntu1	Jul 15, 2025
mysql-server-8.0 · Ubuntu 22.04.1 LTS (jammy)	8.0.26-0ubuntu1	mysql-server-8.0 8.0.26-0ubuntu1	Jul 15, 2025
mysql-server-core-8.0 · Ubuntu 22.04.1 LTS (jammy)	8.0.26-0ubuntu1	mysql-server-core-8.0 8.0.26-0ubuntu1	Jul 15, 2025
mysql-source-8.0 · Ubuntu 22.04.1 LTS (jammy)	8.0.26-0ubuntu1	mysql-source-8.0 8.0.26-0ubuntu1	Jul 15, 2025
mysql-testsuite · Ubuntu 22.04.1 LTS (jammy)	8.0.26-0ubuntu1	mysql-testsuite 8.0.26-0ubuntu1	Jul 15, 2025
mysql-testsuite-8.0 · Ubuntu 22.04.1 LTS (jammy)	8.0.26-0ubuntu1	mysql-testsuite-8.0 8.0.26-0ubuntu1	Jul 15, 2025

Details

Published
July 15, 2025
Weakness
Uncontrolled Resource Consumption
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-50076

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