CVE-2025-21399 :: Enginsight Vulnerability Database

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	NIST	7.4 HIGH	LOCAL	HIGH	NONE	CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
microsoft	CNA	7.4 HIGH				CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CISA-ADP	ADP	---				---
CVE	ADP	---				---

Base Score

CVSS 3.x

EPSS Score

Percentile: 37%

Vendor	Product	Version
microsoft	edge_update	𝑥 < 1.3.195.43

𝑥

= Vulnerable software versions

Known Exploits!

Common Weakness Enumeration

CWE-426 - Untrusted Search Path
The application searches for critical resources using an externally-supplied search path that can point to resources that are not under the application's direct control.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21399

https://www.vicarius.io/vsociety/posts/elevation-of-privilege-vulnerability-in-microsoft-edge-chromium-based-detection-script

https://www.vicarius.io/vsociety/posts/elevation-of-privilege-vulnerability-in-microsoft-edge-chromium-based-mitigation-script