CVE-2025-21529 : Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: In

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Information Schema). Supported versions that are affected are 8.0.40 and prior, 8.4.3 and prior and 9.1.0 and prior. 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).

Published 2025-01-21 20:53:08

Updated 2025-04-08 20:44:21

Source Oracle

View at NVD, CVE.org

Vulnerability category: Denial of service

Products affected by CVE-2025-21529

Oracle » Mysql Server
Versions up to, including, (<=) 8.0.40
cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:*
Matching versions
Oracle » Mysql Server
Versions up to, including, (<=) 8.4.3
cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:*
Matching versions
Oracle » Mysql Server
Versions up to, including, (<=) 9.1.0
cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:*
Matching versions
Oracle » Mysql Server
Versions from including (>=) 8.0.0 and up to, including, (<=) 8.0.40
cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:*
Matching versions
Oracle » Mysql Server
Versions from including (>=) 8.4.0 and up to, including, (<=) 8.4.3
cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:*
Matching versions
Oracle » Mysql Server
Versions from including (>=) 9.0.0 and up to, including, (<=) 9.1.0
cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2025-21529

EPSS FAQ

0.05%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 14 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2025-21529

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
4.9	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H	1.2	3.6	134c704f-9b21-4f2e-91b3-4a467353bcc0	2025-01-22
Attack Vector: Network Attack Complexity: Low Privileges Required: High User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High
4.9	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H	N/A	N/A	Oracle	2025-01-21
Attack Vector: Network Attack Complexity: Low Privileges Required: High User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High
4.9	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H	1.2	3.6	Oracle	2025-01-21
Attack Vector: Network Attack Complexity: Low Privileges Required: High User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE ids for CVE-2025-21529

CWE-400 Uncontrolled Resource Consumption

The product does not properly control the allocation and maintenance of a limited resource.

Assigned by: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)
CWE-770 Allocation of Resources Without Limits or Throttling

The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.

Assigned by: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

References for CVE-2025-21529

https://www.oracle.com/security-alerts/cpujan2025.html

Oracle Critical Patch Update Advisory - January 2025
Vendor Advisory

CVEs referencing this url

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Vulnerability Details : CVE-2025-21529

Products affected by CVE-2025-21529

Exploit prediction scoring system (EPSS) score for CVE-2025-21529

CVSS scores for CVE-2025-21529

CWE ids for CVE-2025-21529

References for CVE-2025-21529