Cloud Vulnerability DB
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Vulnerability DatabaseCVE-2025-21408
CVE-2025-21408:
vulnerability analysis and mitigation
Overview
Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability, identified as CVE-2025-21408, was disclosed on February 6, 2025. The vulnerability affects Microsoft Edge Chromium versions up to (excluding) 133.0.3065.51 (NVD, Microsoft Learn).
Technical details
The vulnerability has been assigned a CVSS v3.1 base score of 8.8 (HIGH) with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. The vulnerability is classified as CWE-843: Access of Resource Using Incompatible Type ('Type Confusion') (NVD).
Impact
The vulnerability could allow an attacker to execute arbitrary code on affected systems if successfully exploited. Given the CVSS score and vector string, the vulnerability has high potential impact on confidentiality, integrity, and availability of the affected system (NVD).
Mitigation and workarounds
Microsoft has released a security update to address this vulnerability in Microsoft Edge version 133.0.3065.51. Users are advised to update to this version or later to mitigate the vulnerability (Microsoft Learn).
Additional resources
Source: This report was generated using AI
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