What is the CVSS score of CVE-2025-30721?

CVE-2025-30721 has a CVSS 3.1 base score of 4.0 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.2%.

Which versions of MySQL are affected by CVE-2025-30721?

CVE-2025-30721 presents moderate security risk rated CVSS 4.0. Exploitation could compromise the security of affected deployments.. A patch is available.

How to fix or mitigate CVE-2025-30721?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

MySQL CVE-2025-30721

MEDIUM

2025-04-15 secalert_us@oracle.com

Denial Of Service MySQL Oracle Red Hat Mysql Server Suse

4.0

CVSS 3.1

CVSS VectorNVD

CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H

Attack Vector

Local

Attack Complexity

High

Privileges Required

High

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

Patch released

Apr 05, 2026 - 20:30 nvd

Patch available

Analysis Generated

Mar 28, 2026 - 18:36 vuln.today

CVE Published

Apr 15, 2025 - 21:16 nvd

MEDIUM 4.0

DescriptionNVD

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: UDF). Supported versions that are affected are 8.0.0-8.0.41, 8.4.0-8.4.4 and 9.0.0-9.2.0. 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 ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.0 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H).

AnalysisAI

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: UDF). Rated medium severity (CVSS 4.0). No vendor patch available.

Technical ContextAI

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.