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CVE-2025-21520

1.8 · LOW

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Options).

Published Jan 21, 2025CWE-732EPSS 0.30%

Overview

CVE-2025-21520 is a low-severity vulnerability. It was published on January 21, 2025 and has a CVSS 3.1 base score of 1.8 (LOW).

This vulnerability has a CVSS 3.1 base score of 1.8, rated LOW. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Options). Supported versions that are affected are 8.0.40 and prior, 8.4.3 and prior and 9.1.0 and prior. Difficult to exploit vulnerability allows high privileged attacker with logon to the infrastructure where MySQL Server executes to compromise MySQL Server. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized read access to a subset of MySQL Server accessible data. CVSS 3.1 Base Score 1.8 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N).

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refwww.oracle.com/security-alerts/cpujan2025.htmlRefsecurity.netapp.com/advisory/ntap-20250131-0004/

How CyberStrike helps

Frequently asked questions

What is CVE-2025-21520?

CVE-2025-21520 is a low-severity vulnerability. It was published on January 21, 2025 and has a CVSS 3.1 base score of 1.8 (LOW).

How severe is CVE-2025-21520?

This vulnerability has a CVSS 3.1 base score of 1.8, rated LOW. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2025-21520?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2025-21520?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-21520 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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