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CVE-2026-83404

Quick assessment

Affected
Oracle Corporation MySQL Connectors
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 的 MySQL Connectors 产品（组件：Connector/Python）存在漏洞。受影响的受支持版本为 26.7.0。该漏洞易于被利用，允许具备网络访问权限的未认证攻击者通过多种协议对 MySQL Connectors 实施攻击。成功利用此漏洞可导致未经授权访问关键数据，或完全访问所有可触及的 MySQL Connectors 数据。CVSS 3.1 基础评分为 7.5（影响机密性）。CVSS 向量：(CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I

CVSS 7.5 · High EPSS 0.40% · P33

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Oracle Corporation MySQL Connectors 26.7.0 affected
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I. Basic Information for CVE-2026-83404

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/Python). The supported version that is affected is 26.7.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL Connectors. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all MySQL Connectors accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Oracle Corporation MySQL Connectors 26.7.0 -

II. Public POCs for CVE-2026-83404

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III. Intelligence Information for CVE-2026-83404

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Vendor Advisories for CVE-2026-83404 (1)

Same Patch Batch · Oracle Corporation · 2026-10-20 · 1076 CVEs total

CVE-2026-91221 10.0 CRITICAL Oracle SOA Suite 12.2.1.4.0/14.1.2.0.0 远程代码执行漏洞
CVE-2026-91216 10.0 CRITICAL Oracle SOA Suite 12.2.1.4.0/14.1.2.0.0 远程代码执行漏洞
CVE-2026-87337 10.0 CRITICAL Oracle Access Manager 12.2.1.4.0/14.1.2.1.0 远程代码执行
CVE-2026-91231 10.0 CRITICAL Oracle SOA Suite 12.2.1.4.0/14.1.2.0.0 远程代码执行漏洞
CVE-2026-91299 10.0 CRITICAL Oracle JD Edwards 9.2.0-9.2.26.5远程代码执行漏洞
CVE-2026-101809 10.0 CRITICAL Oracle EBS 12.2.3-15 Workflow 远程接管漏洞
CVE-2026-91251 9.9 CRITICAL Oracle SOA Suite 12.2.1.4.0/14.1.2.0.0 远程接管漏洞
CVE-2026-91222 9.9 CRITICAL Oracle BPM Suite 12.2.1.4.0/14.1.2.0.0 SOAP 远程接管漏洞
CVE-2026-91354 9.9 CRITICAL Oracle Outside In 8.5.8远程代码执行漏洞
CVE-2026-91224 9.9 CRITICAL Oracle SOA Suite 12.2.1.4.0/14.1.2.0.0 远程接管漏洞
CVE-2026-91232 9.9 CRITICAL Oracle SOA Suite 12.2.1.4.0 和 14.1.2.0.0 远程代码执行漏洞
CVE-2026-101446 9.9 CRITICAL Oracle Siebel CRM 17.0-26.9 远程接管漏洞
CVE-2026-101528 9.9 CRITICAL Oracle Enterprise Manager 13.5/24.1 远程代码执行漏洞
CVE-2026-91250 9.9 CRITICAL Oracle SOA Suite 12.2.1.4.0/14.1.2.0.0 远程接管漏洞
CVE-2026-101501 9.9 CRITICAL Oracle Trusted Answer Search 26.1 PL/SQL远程代码执行漏洞
CVE-2026-101503 9.9 CRITICAL Oracle Trusted Answer Search 26.1 远程代码执行漏洞
CVE-2026-91638 9.9 CRITICAL Oracle Essbase 21.8.3.0.0 远程接管漏洞
CVE-2026-91637 9.9 CRITICAL Oracle Essbase 21.8.3.0.0 远程接管漏洞
CVE-2026-91658 9.9 CRITICAL Oracle Essbase 21.8.3.0.0 远程代码执行漏洞
CVE-2026-91663 9.9 CRITICAL Oracle Essbase 21.8.3.0.0 远程代码执行漏洞

Showing top 20 of 1076 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: MySQL Connectors
Same vendor: Oracle Corporation

V. Comments for CVE-2026-83404

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