#VU103181 Improper input validation in MySQL Connectors - CVE-2025-21548

Vulnerability identifier: #VU103181

Vulnerability risk: Medium

CVSSv4.0: 4.4 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-21548

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
MySQL Connectors
Hardware solutions / Drivers

Vendor: Oracle

Description

The vulnerability allows a remote privileged user to execute arbitrary code.

The vulnerability exists due to improper input validation within the Connector/Python component in MySQL Connectors. A remote privileged user can exploit this vulnerability to execute arbitrary code.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

MySQL Connectors: 9.0.0 - 9.1.0

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External links
http://www.oracle.com/security-alerts/cpujan2025.html

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.