CVE-2025-53042
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-10-21

Last updated on: 2025-10-23

Assigner: Oracle

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).
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Meta Information
Published
2025-10-21
Last Modified
2025-10-23
Generated
2026-06-16
AI Q&A
2025-10-21
EPSS Evaluated
2026-06-15
NVD
CVE-2025-53042
Affected Vendors & Products
Showing 3 associated CPEs
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
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KEV
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CWE ID Description
CWE-400 The product does not properly control the allocation and maintenance of a limited resource.
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Executive Summary

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. The attacker can cause the MySQL Server to hang or crash repeatedly, resulting in a denial of service (DoS).

Impact Analysis

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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