CVE-2025-21279: Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability

6.5 CVSS

Description

Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability

Classification

CVE ID: CVE-2025-21279

CVSS Base Severity: MEDIUM

CVSS Base Score: 6.5

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:P/RC:C

Affected Products

Vendor: Microsoft

Product: Microsoft Edge (Chromium-based)

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.13% (probability of being exploited)

EPSS Percentile: 48.82% (scored less or equal to compared to others)

EPSS Date: 2025-03-07 (when was this score calculated)

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21279

Timeline