CVE-2026-83348
Quick assessment
Affected
Oracle Corporation Oracle Database 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 数据库服务器中 RDBMS 组件存在安全漏洞。受影响的版本包括 19.3-19.32、21.3-21.23 以及 23.4.0-23.26.3。该漏洞易于利用，允许拥有“创建数据库链接（Create DB Link）”权限的低权限攻击者通过网络通过 Oracle Net 访问 RDBMS，并成功利用该漏洞可接管（takeover）RDBMS。CVSS 3.1 基础得分为 8.8（对机密性、完整性和可用性均造成高影响）。CVSS 向量：CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing ApplicationAffected Version Matrix 3
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Oracle Corporation | Oracle Database Server | 19.3≤ 19.32 |
affected |
21.3≤ 21.23 |
affected | ||
23.4.0≤ 23.26.3 |
affected |
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I. Basic Information for CVE-2026-83348
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Vulnerability in the RDBMS component of Oracle Database Server. Supported versions that are affected are 19.3-19.32, 21.3-21.23 and 23.4.0-23.26.3. Easily exploitable vulnerability allows low privileged attacker having Create DB Link privilege with network access via Oracle Net to compromise RDBMS. Successful attacks of this vulnerability can result in takeover of RDBMS. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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 | Oracle Database Server | 19.3 ~ 19.32 | - |
|
II. Public POCs for CVE-2026-83348
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-83348 (1)
Same Patch Batch · Oracle Corporation · 2026-09-15 · 634 CVEs total
| CVE-2026-83099 | 10.0 CRITICAL | Oracle Forms 授权问题漏洞 |
| CVE-2026-83059 | 10.0 CRITICAL | Oracle Internet Directory 12.2.1.4.0 未授权LDAP攻击 |
| CVE-2026-83020 | 10.0 CRITICAL | Oracle Fusion Middleware 12.2.1.4.0 远程代码执行漏洞 |
| CVE-2026-83021 | 10.0 CRITICAL | WebLogic 12.2.1.4/14.1远程代码执行漏洞 |
| CVE-2026-71133 | 10.0 CRITICAL | Oracle Access Manager 授权问题漏洞 |
| CVE-2026-87230 | 10.0 CRITICAL | Oracle Hyperion Financial Management 11.2.26.0.000 远程未授权访问漏洞 |
| CVE-2026-73945 | 9.9 CRITICAL | Oracle Access Manager 安全漏洞 |
| CVE-2026-82997 | 9.9 CRITICAL | Oracle SDP 12.2.1.4/14.1.2.0 远程代码执行 |
| CVE-2026-82998 | 9.9 CRITICAL | Oracle Fusion Middleware 12.2/14.1远程代码执行漏洞 |
| CVE-2026-82999 | 9.9 CRITICAL | Oracle Fusion Middleware 12.2.1.4.0 远程接管漏洞 |
| CVE-2026-83039 | 9.9 CRITICAL | Oracle WebCenter Portal 12.2.1.4/14.1.2.0 远程接管 |
| CVE-2026-73948 | 9.9 CRITICAL | Oracle WebCenter Portal 安全漏洞 |
| CVE-2026-83058 | 9.9 CRITICAL | Oracle Internet Directory 12.2.1.4.0 远程代码执行漏洞 |
| CVE-2026-83282 | 9.9 CRITICAL | Oracle BI 12.2.1.4远程代码执行漏洞 |
| CVE-2026-87172 | 9.9 CRITICAL | Oracle Hyperion FMI 11.2.26.0.000 远程接管漏洞 |
| CVE-2026-83055 | 9.9 CRITICAL | Oracle Internet Directory 12.2.1.4.0 远程接管漏洞 |
| CVE-2026-83057 | 9.9 CRITICAL | Oracle Internet Directory 12.2.1.4.0远程代码执行 |
| CVE-2026-83038 | 9.9 CRITICAL | WebLogic Server 多个版本远程代码执行漏洞 |
| CVE-2026-83056 | 9.9 CRITICAL | Oracle Internet Directory 12.2.1.4.0/14.1.2.1.0 高危RCE |
| CVE-2026-83031 | 9.9 CRITICAL | Oracle WebCenter Sites 12.2.1.4及14.1.2.0远程接管漏洞 |
Showing top 20 of 634 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Oracle Database Server
V. Comments for CVE-2026-83348
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