CVE-2026-22008: Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Java SE accessible data. in Oracle Corporation Oracle Java SE
Vulnerability in Oracle Java SE (component: Libraries). The supported version that is affected is Oracle Java SE: 25.0.1. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE. 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 3.7 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N).
AI Analysis
Technical Summary
CVE-2026-22008 is a vulnerability in Oracle Java SE 25.0.1 Libraries component that can be exploited by an unauthenticated attacker with network access through multiple protocols. The attack complexity is high, and no privileges or user interaction are required. Successful exploitation could allow unauthorized modification (update, insert, or delete) of some data accessible by Oracle Java SE. This vulnerability affects client-side Java deployments running untrusted code in sandboxed environments but does not affect server-side deployments running trusted code. The CVSS 3.1 vector is AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N, reflecting network attack vector, high complexity, no privileges or user interaction needed, unchanged scope, no confidentiality or availability impact, and low integrity impact. Oracle's April 2026 Critical Patch Update advisory references many patches but does not explicitly confirm a patch for this CVE. Customers are advised to apply the latest Critical Patch Update to ensure protection.
Potential Impact
The impact of CVE-2026-22008 is limited to unauthorized modification of some data accessible by Oracle Java SE in affected client-side deployments. There is no impact on confidentiality or availability. The vulnerability is difficult to exploit and requires network access with high attack complexity. It does not affect server-side Java deployments running trusted code. No known exploits are reported in the wild, reducing immediate risk.
Mitigation Recommendations
Oracle strongly recommends applying the April 2026 Critical Patch Update, which includes numerous security patches across Oracle products. Although the advisory does not explicitly confirm a patch for CVE-2026-22008, applying the latest Critical Patch Update is the best available remediation. Customers should ensure they are running actively supported versions and promptly apply Oracle security patches. No vendor advisory states that no action is required or that the vulnerability is already mitigated. Patch status is not explicitly confirmed for this CVE; therefore, check the Oracle advisory for the latest remediation guidance.
CVE-2026-22008: Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Java SE accessible data. in Oracle Corporation Oracle Java SE
Description
Vulnerability in Oracle Java SE (component: Libraries). The supported version that is affected is Oracle Java SE: 25.0.1. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE. 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 3.7 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N).
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-22008 is a vulnerability in Oracle Java SE 25.0.1 Libraries component that can be exploited by an unauthenticated attacker with network access through multiple protocols. The attack complexity is high, and no privileges or user interaction are required. Successful exploitation could allow unauthorized modification (update, insert, or delete) of some data accessible by Oracle Java SE. This vulnerability affects client-side Java deployments running untrusted code in sandboxed environments but does not affect server-side deployments running trusted code. The CVSS 3.1 vector is AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N, reflecting network attack vector, high complexity, no privileges or user interaction needed, unchanged scope, no confidentiality or availability impact, and low integrity impact. Oracle's April 2026 Critical Patch Update advisory references many patches but does not explicitly confirm a patch for this CVE. Customers are advised to apply the latest Critical Patch Update to ensure protection.
Potential Impact
The impact of CVE-2026-22008 is limited to unauthorized modification of some data accessible by Oracle Java SE in affected client-side deployments. There is no impact on confidentiality or availability. The vulnerability is difficult to exploit and requires network access with high attack complexity. It does not affect server-side Java deployments running trusted code. No known exploits are reported in the wild, reducing immediate risk.
Mitigation Recommendations
Oracle strongly recommends applying the April 2026 Critical Patch Update, which includes numerous security patches across Oracle products. Although the advisory does not explicitly confirm a patch for CVE-2026-22008, applying the latest Critical Patch Update is the best available remediation. Customers should ensure they are running actively supported versions and promptly apply Oracle security patches. No vendor advisory states that no action is required or that the vulnerability is already mitigated. Patch status is not explicitly confirmed for this CVE; therefore, check the Oracle advisory for the latest remediation guidance.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- oracle
- Date Reserved
- 2026-01-05T18:07:34.726Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://www.oracle.com/security-alerts/cpuapr2026.html","vendor":"Oracle"}]
Threat ID: 69e7e59e19fe3cd2cdf9f6dc
Added to database: 4/21/2026, 9:01:18 PM
Last enriched: 4/21/2026, 10:18:15 PM
Last updated: 4/22/2026, 7:18:37 AM
Views: 5
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