CVE-2025-50079: Medium severity Oracle MySQL Server vulnerability
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.0-8.0.42, 8.4.0-8.4.5 and 9.0.0-9.3.0. 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 hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
MySQL Server (Oracle MySQL)to a version that resolves this vulnerability.Fixed in 8.0.0-8.0.42 - Upgrade
Upgrade
MySQL Server (Oracle MySQL)to a version that resolves this vulnerability.Fixed in 8.4.0-8.4.5 - Upgrade
Upgrade
MySQL Server (Oracle MySQL)to a version that resolves this vulnerability.Fixed in 9.0.0-9.3.0
Event History
Frequently Asked Questions
What is the severity of CVE-2025-50079?
CVE-2025-50079 is classified as an easily exploitable vulnerability affecting MySQL Server.
How do I fix CVE-2025-50079?
To address CVE-2025-50079, upgrade your MySQL Server to the latest version beyond 8.0.42, 8.4.5, or 9.3.0.
Who is affected by CVE-2025-50079?
CVE-2025-50079 affects users of Oracle MySQL Server versions 8.0.0 to 8.0.42, 8.4.0 to 8.4.5, and 9.0.0 to 9.3.0.
What components of MySQL Server are impacted by CVE-2025-50079?
CVE-2025-50079 impacts the Server: Optimizer component of the MySQL Server product.
Can CVE-2025-50079 be exploited remotely?
Yes, CVE-2025-50079 allows a high privileged attacker with network access to exploit the vulnerability remotely.