CVE-2025-21399

HIGH EPSS 47.2%
Published Jan 17, 20251y ago · Modified Jun 17, 20261w ago
7.4 CVSS 3.1
High
Find Similar
Published Jan 17, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

Microsoft Edge (Chromium-based) Update Elevation of Privilege Vulnerability

CVSS Details

Base Score
7.4
Exploitability
1.4
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
47.2% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-426

Affected Products 1

VendorProductVersionRange
microsoftedge_update* <1.3.195.43

References 3

  • msrc.microsoft.com https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21399
    Vendor Advisory
  • vicarius.io https://www.vicarius.io/vsociety/posts/elevation-of-privilege-vulnerability-in-microsoft-edge-chromium-based-detection-script
    ExploitThird Party Advisory
  • vicarius.io https://www.vicarius.io/vsociety/posts/elevation-of-privilege-vulnerability-in-microsoft-edge-chromium-based-mitigation-script
    ExploitThird Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.