CVE-2026-21947
Quick assessment
Affected
Oracle Corporation Oracle Java SE
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 Java SE是美国甲骨文（Oracle）公司的一款用于开发和部署桌面、服务器以及嵌入设备和实时环境中的Java应用程序。 Oracle Java SE 8u471-b50版本存在安全漏洞，该漏洞源于未经验证的攻击者可通过多种协议网络访问进行攻击，可能导致未经授权的数据修改。
Possible ATT&CK Techniques 3 AI
T1203 · Exploitation for Client Execution T1189 · Drive-by Compromise T1204 · User ExecutionAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Oracle Corporation | Oracle Java SE | 8u471-b50 |
affected |
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I. Basic Information for CVE-2026-21947
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Vulnerability in Oracle Java SE (component: JavaFX). Supported versions that are affected are Oracle Java SE: 8u471-b50. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Java SE accessible data. Note: This vulnerability applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets, that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. This vulnerability does not apply to Java deployments, typically in servers, that load and run only trusted code (e.g., code installed by an administrator). CVSS 3.1 Base Score 3.1 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N).
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Oracle Java SE 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Oracle Java SE是美国甲骨文（Oracle）公司的一款用于开发和部署桌面、服务器以及嵌入设备和实时环境中的Java应用程序。 Oracle Java SE 8u471-b50版本存在安全漏洞，该漏洞源于未经验证的攻击者可通过多种协议网络访问进行攻击，可能导致未经授权的数据修改。
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 | Oracle Java SE | 8u471-b50 | - |
|
II. Public POCs for CVE-2026-21947
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-21947 (1)
-
https://www.oracle.com/security-alerts/cpujan2026.html vendor-advisory
Same Patch Batch · Oracle Corporation · 2026-01-20 · 66 CVEs total
| CVE-2026-21962 | 10.0 CRITICAL | Oracle Fusion Middleware 安全漏洞 |
| CVE-2026-21969 | 9.8 CRITICAL | Oracle Supply Chain Products Suite 安全漏洞 |
| CVE-2026-21967 | 8.6 HIGH | Oracle Hospitality Applications 安全漏洞 |
| CVE-2026-21988 | 8.2 HIGH | Oracle Virtualization 安全漏洞 |
| CVE-2026-21987 | 8.2 HIGH | Oracle Virtualization 安全漏洞 |
| CVE-2026-21955 | 8.2 HIGH | Oracle Virtualization 安全漏洞 |
| CVE-2026-21956 | 8.2 HIGH | Oracle Virtualization 安全漏洞 |
| CVE-2026-21990 | 8.2 HIGH | Oracle Virtualization 安全漏洞 |
| CVE-2026-21989 | 8.1 HIGH | Oracle Virtualization 安全漏洞 |
| CVE-2026-21973 | 8.1 HIGH | Oracle Financial Services Applications 安全漏洞 |
| CVE-2026-21945 | 7.5 HIGH | Oracle Java SE 安全漏洞 |
| CVE-2026-21940 | 7.5 HIGH | Oracle Supply Chain 安全漏洞 |
| CVE-2026-21926 | 7.5 HIGH | Oracle Siebel CRM 安全漏洞 |
| CVE-2026-21957 | 7.5 HIGH | Oracle Virtualization 安全漏洞 |
| CVE-2026-21983 | 7.5 HIGH | Oracle Virtualization 安全漏洞 |
| CVE-2026-21984 | 7.5 HIGH | Oracle Virtualization 安全漏洞 |
| CVE-2026-21982 | 7.5 HIGH | Oracle Virtualization 安全漏洞 |
| CVE-2026-21932 | 7.4 HIGH | Oracle Java SE 安全漏洞 |
| CVE-2026-21986 | 7.1 HIGH | Oracle Virtualization 安全漏洞 |
| CVE-2026-21976 | 7.1 HIGH | Oracle Analytics 安全漏洞 |
Showing top 20 of 66 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2026-21947
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