CVE-2025-53040
Unknown
Unknown - Not Provided
BaseFortify
Publication date: 2025-10-21
Last updated on: 2025-10-23
Assigner: Oracle
Description
Description
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.0-8.0.43, 8.4.0-8.4.6 and 9.0.0-9.4.0. 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).
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| oracle | mysql_server | From 8.0.0 (inc) to 8.0.43 (inc) |
| oracle | mysql_server | From 8.4.0 (inc) to 8.4.6 (inc) |
| oracle | mysql_server | From 9.0.0 (inc) to 9.4.0 (inc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-400 | The product does not properly control the allocation and maintenance of a limited resource. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability exists in the MySQL Server's Optimizer component in certain versions. It allows a highly privileged attacker with network access to exploit the server via multiple protocols, causing the MySQL Server to hang or crash repeatedly, resulting in a denial of service (DoS).
How can this vulnerability impact me? :
The vulnerability can lead to a denial of service condition by causing the MySQL Server to hang or crash repeatedly. This disrupts availability of the database service, potentially impacting applications and users relying on it.
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