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CVE-2026-47021

CVSS 5.3 · Medium EPSS 0.30% · P23

Possible ATT&CK Techniques 1AI

T1496 · Resource Hijacking

Affected Version Matrix 10

VendorProductVersion RangeStatus
Oracle CorporationOracle GraalVM Enterprise Edition21.3.18affected
Oracle CorporationOracle GraalVM for JDK17.0.19affected
21.0.11affected
Oracle CorporationOracle Java SE8u491affected
8u491-perfaffected
11.0.31affected
17.0.19affected
21.0.11affected
25.0.3affected
26.0.1affected
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I. Basic Information for CVE-2026-47021

Vulnerability Information

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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: 2D). Supported versions that are affected are Oracle Java SE: 8u491, 8u491-perf, 11.0.31, 17.0.19, 21.0.11, 25.0.3, 26.0.1; Oracle GraalVM for JDK: 17.0.19 and 21.0.11; Oracle GraalVM Enterprise Edition: 21.3.18. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. Note: This vulnerability can be exploited by using APIs in the specified Component, e.g., through a web service which supplies data to the APIs. This vulnerability also 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. CVSS 3.1 Base Score 5.3 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L).
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:L
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Oracle公司的一种跨平台编程语言运行时环境。 Oracle Java SE、Oracle GraalVM for JDK和Oracle GraalVM Enterprise Edition存在安全漏洞,该漏洞源于2D组件问题,可能导致未经身份验证的攻击者通过网络访问多个协议,造成部分拒绝服务。以下版本受到影响:Oracle Java SE 8u491版本、8u491-perf版本、11.0.31版本、17.0.19版本、21.0.11版本、25.0.3版本和26.0.
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

VendorProductAffected VersionsCPESubscribe
Oracle CorporationOracle Java SE 8u491 -
Oracle CorporationOracle GraalVM for JDK 17.0.19 -
Oracle CorporationOracle GraalVM Enterprise Edition 21.3.18 -

II. Public POCs for CVE-2026-47021

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III. Intelligence Information for CVE-2026-47021

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Vendor Advisories for CVE-2026-47021 (1)

Same Patch Batch · Oracle Corporation · 2026-07-21 · 1097 CVEs total

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Showing top 20 of 1097 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

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