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CVE-2025-30689

16
FAUCET Score

CVE-2025-30689 is a denial-of-service vulnerability affecting Oracle MySQL Server versions 8.0.0-8.0.41, 8.4.0-8.4.4, and 9.0.0-9.2.0, specifically within the Optimizer component. This easily exploitable flaw allows a highly privileged attacker with network access to cause a complete and repeatable crash of the MySQL Server. With a CVSS 3.1 Base Score of 4.9 (Medium), the primary impact is on availability. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage regarding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
>= 8.0.0, <= 8.0.41CPE matchmatch criteria
cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:*
>= 8.4.0, <= 8.4.4CPE matchmatch criteria
cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:*
>= 9.0.0, <= 9.2.0CPE matchmatch criteria
cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.9MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.2
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.82%
Probability of exploitation in next 30 days
EPSS Percentile
53.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0082 is in the 55th percentile among its peer group of 3,566 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (16)

microsoftpatch availablevia msrc
Product: cbl2 mysql 8.0.41-1 on CBL Mariner 2.0Fixed in: 8.0.42-1
microsoftpatch availablevia msrc
Product: 17539-17084Fixed in: 8.0.42-1
microsoftpatch availablevia msrc
Product: 19852-17086Fixed in: 8.0.42-1
microsoftpatch availablevia msrc
Product: 17153-17086Fixed in: 8.0.42-1
microsoftpatch availablevia msrc
Product: 19547-16823Fixed in: 8.0.42-1
microsoftpatch availablevia msrc
Product: cbl2 mysql 8.0.42-1 on CBL Mariner 2.0Fixed in: 8.0.42-1
microsoftpatch availablevia msrc
Product: azl3 mysql 8.0.42-1 on Azure Linux 3.0Fixed in: 8.0.42-1
microsoftpatch availablevia msrc
Product: azl3 mysql 8.0.41-1 on Azure Linux 3.0Fixed in: 8.0.42-1
microsoftpatch availablevia msrc
Product: 19591-17084Fixed in: 8.0.42-1
nodejspatch availablevia llm_extracted
Fixed in: 25.4.0
oraclepatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: mysql:8.0-8100020250917205715.489197e6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 10Fixed in: mysql8.4-0:8.4.6-2.el10_0
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: mysql-0:8.0.43-1.el9_6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: mysql:8.4-9060020250910121712.rhel9
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 10Fixed in: mysql-selinux-0:1.0.14-1.el10_0
View patch

Vendor Advisories (3)

nodejsllm-nodejs-9e1762a1939f642dCRITICAL

Third-Party Package Updates in Splunk AppDynamics On-Premises Enterprise Console - August 2025

Aug 6, 2025
redhatCVE-2025-30689Moderate

mysql: Optimizer unspecified vulnerability (CPU Apr 2025)

Apr 15, 2025
microsoft2025-Apr/CVE-2025-30689Moderate

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

Apr 8, 2025

References

security.netapp.com / advisory/ntap-20250502-0006
oracle.com / security-alerts/cpuapr2025.html
PatchVendor Advisory