CVE-2025-21559: Medium severity oracle mysql vulnerability
Last updated 30 January 2025
Other sources
Vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB). Supported versions that are affected are 8.0.40 and prior, 8.4.3 and prior and 9.1.0 and prior. 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 as well as unauthorized update, insert or delete access to some of MySQL Server accessible data. CVSS 3.1 Base Score 5.5 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H).
— Debian
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2025-21559?
CVE-2025-21559 is classified as a critical vulnerability due to its potential for exploitation by high privileged attackers.
How do I fix CVE-2025-21559?
To fix CVE-2025-21559, upgrade your MySQL Server to version 8.0.41-2 or later.
Which versions of MySQL are affected by CVE-2025-21559?
Versions 8.0.40 and prior, 8.4.3 and prior, and 9.1.0 and prior are affected by CVE-2025-21559.
What components of MySQL are impacted by CVE-2025-21559?
CVE-2025-21559 impacts the InnoDB component of the MySQL Server product.
Who is affected by CVE-2025-21559?
Any user of the affected MySQL Server versions with network access is at risk from CVE-2025-21559.