CVE-2025-21574: Medium severity Oracle MySQL Server vulnerability
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Parser). Supported versions that are affected are 8.0.0-8.0.41, 8.4.0-8.4.4 and 9.0.0-9.2.0. 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).
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 8.0.42-1
Event History
Frequently Asked Questions
What is the severity of CVE-2025-21574?
CVE-2025-21574 is considered an easily exploitable vulnerability that can be leveraged by low privileged attackers.
How do I fix CVE-2025-21574?
To mitigate CVE-2025-21574, upgrade your MySQL Server to the latest version where the vulnerability is patched.
Which versions of MySQL Server are affected by CVE-2025-21574?
Affected versions include MySQL Server 8.0.0-8.0.41, 8.4.0-8.4.4, and 9.0.0-9.2.0.
What are the potential impacts of exploiting CVE-2025-21574?
Exploiting CVE-2025-21574 could allow attackers to compromise the MySQL Server with network access via multiple protocols.
How can I determine if my MySQL Server is vulnerable to CVE-2025-21574?
You can check the version of your MySQL Server against the affected versions listed for CVE-2025-21574.