CVE-2026-60164 in Java SE
Summary
by MITRE • 07/22/2026
Vulnerability in Oracle Java SE (component: JavaFX). The supported version that is affected is Oracle Java SE: 8u491. 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 read access to a subset 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 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N).
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Analysis
by VulDB Data Team • 07/22/2026
This vulnerability resides within Oracle Java SE version 8u491, specifically affecting the JavaFX component and represents a significant security concern for client-side Java deployments. The flaw manifests as a difficulty to exploit condition that allows unauthenticated remote attackers with network access via multiple protocols to compromise the system. The vulnerability's impact is limited to unauthorized read access of a subset of Oracle Java SE accessible data, making it primarily a confidentiality-focused threat rather than one capable of causing system disruption or privilege escalation. The CVSS 3.1 base score of 3.1 reflects this relatively low severity but still concerning nature of the vulnerability.
The technical nature of this vulnerability stems from the way JavaFX handles untrusted code execution within sandboxed environments. This flaw operates specifically within client-side deployments where Java Web Start applications or sandboxed applets are executed, particularly when these applications load and run untrusted code obtained from internet sources. The security model relies heavily on the Java sandbox mechanisms to isolate potentially malicious code, but this vulnerability demonstrates a weakness in that isolation. The requirement for human interaction indicates that successful exploitation typically involves social engineering components where users must perform specific actions such as clicking on malicious links or downloading compromised applications.
The operational impact of this vulnerability is significant for organizations deploying Java-based client applications in environments where users may encounter untrusted content from the internet. Attackers can leverage this weakness to gain access to sensitive data that would otherwise be protected by the sandboxed environment. While the CVSS vector indicates limited impact with a score of 3.1, the vulnerability's applicability to client-side execution makes it particularly dangerous in enterprise environments where users frequently interact with web content and download applications from various sources. The attack requires human interaction but only from individuals other than the attacker, suggesting that social engineering campaigns could be highly effective in exploiting this vulnerability.
Organizations should implement multiple layers of defense to mitigate this vulnerability effectively. The primary recommendation involves updating to supported versions of Oracle Java SE that contain patches for this specific flaw, as the affected version 8u491 represents an outdated release that likely contains additional unpatched vulnerabilities. Additionally, administrators should review and restrict the execution of untrusted Java applets and Web Start applications in client environments. Implementation of network-based controls such as firewalls and intrusion detection systems can help monitor for suspicious traffic patterns associated with exploitation attempts. The vulnerability's classification under CWE (Common Weakness Enumeration) would typically fall within categories related to sandbox bypasses or insufficient input validation, aligning with ATT&CK framework techniques that focus on privilege escalation through application vulnerabilities and initial access via web-based attacks.
Deployment strategies should emphasize the principle of least privilege for Java execution environments, particularly in client systems where users interact with potentially malicious content. Regular security assessments of Java-dependent applications and user behavior monitoring can help identify potential exploitation attempts. The vulnerability's nature suggests that organizations should also consider alternative technologies for rich internet applications to reduce dependency on potentially vulnerable Java components while maintaining necessary functionality.
The security implications extend beyond immediate data exposure concerns to encompass broader trust model weaknesses in client-side execution environments. This vulnerability serves as a reminder of the ongoing challenges in maintaining secure sandboxed environments and the critical importance of keeping Java installations updated with current security patches. Organizations must balance usability requirements with security considerations when deploying Java-based applications, particularly those that execute untrusted code from external sources. The limited impact severity does not diminish the need for prompt remediation as this vulnerability can serve as a stepping stone for more sophisticated attacks within compromised environments.
This vulnerability demonstrates the persistent challenges faced by organizations in securing client-side execution environments where complex application frameworks like JavaFX interact with potentially malicious content from untrusted sources, highlighting the necessity for comprehensive security strategies that address both technical controls and user awareness programs.