EUVD-2025-14165

Comprehensive Technical Analysis of EUVD-2025-14165

1. Vulnerability Assessment and Severity Evaluation

The vulnerability identified in the Kong Insomnia Desktop Application before version 11.0.2 is a template injection vulnerability. This type of vulnerability allows attackers to execute arbitrary code by exploiting insufficient validation of user-supplied input when processing template strings. The severity of this vulnerability is rated with a CVSS Base Score of 9.3, which is considered critical.

CVSS Vector Breakdown:

• AV:N (Network Vector): The vulnerability can be exploited remotely over the network.
• AC:L (Low Attack Complexity): The attack requires low complexity to execute.
• AT:N (No Authentication Required): No authentication is required to exploit the vulnerability.
• PR:N (No Privileges Required): No special privileges are needed to exploit the vulnerability.
• UI:A (User Interaction Required): The attack requires some form of user interaction.
• VC:H (High Confidentiality Impact): The vulnerability can lead to high confidentiality impact.
• VI:H (High Integrity Impact): The vulnerability can lead to high integrity impact.
• VA:L (Low Availability Impact): The vulnerability has a low impact on availability.
• SC:H (High Scope Change): The vulnerability can affect components beyond the security scope.
• SI:H (High Scope Integrity): The vulnerability can affect the integrity of components beyond the security scope.
• SA:L (Low Scope Availability): The vulnerability has a low impact on the availability of components beyond the security scope.

2. Potential Attack Vectors and Exploitation Methods

Attack Vectors:

• Remote Code Execution (RCE): An attacker can craft malicious input that, when processed by the application, executes arbitrary JavaScript code.
• Phishing: An attacker could use social engineering techniques to trick users into interacting with malicious content that exploits the vulnerability.

Exploitation Methods:

• Crafted Input: An attacker can inject malicious template strings into the application, leading to arbitrary code execution.
• Malicious Links: An attacker can distribute links or files that, when opened in the Insomnia application, execute the malicious code.

3. Affected Systems and Software Versions

The vulnerability affects the Kong Insomnia Desktop Application versions before 11.0.2. Users running any version of Insomnia prior to 11.0.2 are at risk.

4. Recommended Mitigation Strategies

Immediate Actions:

• Update Software: Upgrade to Kong Insomnia Desktop Application version 11.0.2 or later.
• User Awareness: Educate users about the risks of opening untrusted files or links within the application.

Long-Term Strategies:

• Input Validation: Implement robust input validation and sanitization mechanisms to prevent template injection attacks.
• Regular Audits: Conduct regular security audits and code reviews to identify and mitigate similar vulnerabilities.
• Security Training: Provide ongoing security training for developers to ensure they are aware of common vulnerabilities and best practices.

5. Impact on European Cybersecurity Landscape

The vulnerability poses a significant risk to organizations and individuals using the Kong Insomnia Desktop Application within the European Union. Given the critical nature of the vulnerability, it could lead to data breaches, unauthorized access, and potential disruption of services. The European Cybersecurity Competence Centre (ECCC) and national cybersecurity authorities should issue advisories and guidelines to mitigate the risk.

6. Technical Details for Security Professionals

Vulnerability Details:

• Cause: Insufficient validation of user-supplied input when processing template strings.
• Effect: Arbitrary JavaScript execution in the context of the application.

Detection and Response:

• Monitoring: Implement monitoring for unusual application behavior, such as unexpected JavaScript execution.
• Logging: Ensure comprehensive logging of user interactions and application processes to detect and respond to potential exploitation attempts.
• Incident Response: Develop and maintain an incident response plan to quickly address any detected exploitation of the vulnerability.

References:

• GitHub Repository: Kong Insomnia
• NVD Entry: CVE-2025-1087

By addressing this vulnerability promptly and comprehensively, organizations can significantly reduce the risk of exploitation and protect their digital assets.