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CVE-2026-46863

Quick assessment

Affected
Oracle Corporation MySQL Server
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Oracle MySQL Server是美国Oracle公司开源的其中的一个数据库服务器组件。 Oracle MySQL 存在资源管理错误漏洞，该漏洞源于Server: Connection Handling组件问题，可能导致未经身份验证的攻击者通过网络访问，造成服务挂起或频繁崩溃。以下版本受到影响：MySQL Server: 8.4.0-8.4.9版本、9.0.0-9.7.0版本；MySQL Cluster: 8.0.11-8.0.46版本、8.4.0-8.4.9版本和9.0.0-9.7.0版本。

CVSS 7.5 · High EPSS 0.47% · P38

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 5

VendorProduct Version RangeStatus
Oracle Corporation MySQL Cluster 8.0.11-8.0.46 affected
8.4.0-8.4.9 affected
9.0.0-9.7.0 affected
Oracle Corporation MySQL Server 8.4.0-8.4.9 affected
9.0.0-9.7.0 affected
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I. Basic Information for CVE-2026-46863

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: Server: Connection Handling). Supported versions that are affected are MySQL Server: 8.4.0-8.4.9, 9.0.0-9.7.0; MySQL Cluster: 8.0.11-8.0.46, 8.4.0-8.4.9 and 9.0.0-9.7.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL Server, MySQL Cluster. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server, MySQL Cluster. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Oracle MySQL Server 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Oracle MySQL Server是美国Oracle公司开源的其中的一个数据库服务器组件。 Oracle MySQL 存在资源管理错误漏洞，该漏洞源于Server: Connection Handling组件问题，可能导致未经身份验证的攻击者通过网络访问，造成服务挂起或频繁崩溃。以下版本受到影响：MySQL Server: 8.4.0-8.4.9版本、9.0.0-9.7.0版本；MySQL Cluster: 8.0.11-8.0.46版本、8.4.0-8.4.9版本和9.0.0-9.7.0版本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Oracle Corporation MySQL Server 8.4.0-8.4.9 -
Oracle Corporation MySQL Cluster 8.0.11-8.0.46 -

II. Public POCs for CVE-2026-46863

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III. Intelligence Information for CVE-2026-46863

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Other References for CVE-2026-46863 (1)

Same Patch Batch · Oracle Corporation · 2026-06-16 · 240 CVEs total

CVE-2026-35308 10.0 CRITICAL Oracle Coherence 权限许可和访问控制问题漏洞
CVE-2026-46798 10.0 CRITICAL Oracle WebCenter Sites 授权问题漏洞
CVE-2026-46800 10.0 CRITICAL Oracle WebCenter Sites 授权问题漏洞
CVE-2026-46803 10.0 CRITICAL Oracle Webcenter Portal 授权问题漏洞
CVE-2026-46781 10.0 CRITICAL Oracle WebCenter Enterprise Capture 授权问题漏洞
CVE-2026-46778 10.0 CRITICAL Oracle WebCenter Enterprise Capture 授权问题漏洞
CVE-2026-46846 10.0 CRITICAL Oracle Webcenter Portal 授权问题漏洞
CVE-2026-35307 10.0 CRITICAL Oracle Coherence 权限许可和访问控制问题漏洞
CVE-2026-35301 10.0 CRITICAL Oracle WebLogic Server 授权问题漏洞
CVE-2026-35292 10.0 CRITICAL Oracle WebLogic Server 授权问题漏洞
CVE-2026-46978 10.0 CRITICAL Oracle solaris 权限许可和访问控制问题漏洞
CVE-2026-46844 9.9 CRITICAL Oracle WebCenter Portal 权限许可和访问控制问题漏洞
CVE-2026-46838 9.9 CRITICAL Oracle WebCenter Portal 权限许可和访问控制问题漏洞
CVE-2026-46901 9.9 CRITICAL Oracle Enterprise Command Center Framework 权限许可和访问控制问题漏洞
CVE-2026-46832 9.9 CRITICAL Oracle Enterprise Manager Base Platform 权限许可和访问控制问题漏洞
CVE-2026-46907 9.9 CRITICAL Oracle JD Edwards EnterpriseOne Order Promising 权限许可和访问控制问题漏洞
CVE-2026-46802 9.9 CRITICAL Oracle WebCenter Portal 权限许可和访问控制问题漏洞
CVE-2026-46847 9.9 CRITICAL Oracle Webcenter Portal 安全漏洞
CVE-2026-46814 9.9 CRITICAL Oracle WebCenter Portal 权限许可和访问控制问题漏洞
CVE-2026-46908 9.9 CRITICAL Oracle JD Edwards EnterpriseOne Accounts Payable 权限许可和访问控制问题漏洞

Showing top 20 of 240 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: MySQL Server
Same vendor: Oracle Corporation

V. Comments for CVE-2026-46863

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