CVE-2026-22021
Summary
| CVE | CVE-2026-22021 |
|---|---|
| State | PUBLISHED |
| Assigner | oracle |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-04-21 21:16:29 UTC |
| Updated | 2026-04-22 14:16:35 UTC |
| Description | Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: JSSE). Supported versions that are affected are Oracle Java SE: 8u481, 8u481-b50, 8u481-perf, 11.0.30, 17.0.18, 21.0.10, 25.0.2, 26; Oracle GraalVM for JDK: 17.0.18 and 21.0.10; Oracle GraalVM Enterprise Edition: 21.3.17. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTPS 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). |
Risk And Classification
Primary CVSS: v3.1 5.3 MEDIUM from [email protected]
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Problem Types: CWE-400 | Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTPS 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. | CWE-400 CWE-400 Uncontrolled Resource Consumption
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Secondary | 5.3 | MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
| 3.1 | CNA | DECLARED | 5.3 | MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
NoneIntegrity
NoneAvailability
LowCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Oracle Corporation | Oracle Java SE | affected 8u481 | Not specified |
| CNA | Oracle Corporation | Oracle Java SE | affected 8u481-b50 | Not specified |
| CNA | Oracle Corporation | Oracle Java SE | affected 8u481-perf | Not specified |
| CNA | Oracle Corporation | Oracle Java SE | affected 11.0.30 | Not specified |
| CNA | Oracle Corporation | Oracle Java SE | affected 17.0.18 | Not specified |
| CNA | Oracle Corporation | Oracle Java SE | affected 21.0.10 | Not specified |
| CNA | Oracle Corporation | Oracle Java SE | affected 25.0.2 | Not specified |
| CNA | Oracle Corporation | Oracle Java SE | affected 26 | Not specified |
| CNA | Oracle Corporation | Oracle GraalVM For JDK | affected 17.0.18 | Not specified |
| CNA | Oracle Corporation | Oracle GraalVM For JDK | affected 21.0.10 | Not specified |
| CNA | Oracle Corporation | Oracle GraalVM Enterprise Edition | affected 21.3.17 | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| www.oracle.com/security-alerts/cpuapr2026.html | [email protected] | www.oracle.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.