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Vulnerability DatabaseCVE-2025-26278
CVE-2025-26278:
JavaScript vulnerability analysis and mitigation
Overview
A prototype pollution vulnerability was discovered in the lib.set function of dref version 0.1.2. The vulnerability was assigned CVE-2025-26278 and was disclosed on September 25, 2025. The affected component is the dref library, specifically version 0.1.2 (NVD).
Technical details
The vulnerability is classified as CWE-1321 (Improperly Controlled Modification of Object Prototype Attributes - 'Prototype Pollution'). The CVSS v3.1 base score is 7.5 (HIGH) with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. The vulnerability exists in the Object.setValue function located at node_modules/dref/lib/index.js:80:21 (GitHub Advisory).
Impact
The vulnerability allows attackers to cause a Denial of Service (DoS) through prototype pollution. Additionally, depending on the application context, the vulnerability could potentially escalate to more severe injection-based attacks if the polluted property propagates to sensitive Node.js APIs like exec or eval, potentially enabling arbitrary command execution (GitHub Advisory).
Additional resources
Source: This report was generated using AI
Related JavaScript vulnerabilities:
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