Improper access control in Microsoft Edge - CVE-2025-53791

 

Improper access control in Microsoft Edge - CVE-2025-53791

Published: September 6, 2025


Vulnerability identifier: #VU114895
CSH Severity: Medium
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]
CVE-ID: CVE-2025-53791
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to improper access restrictions. A remote attacker can trick the victim into visiting  a specially crafted website and bypass implemented security features.


Affected software

Microsoft Edge

How to mitigate CVE-2025-53791

Install updates from vendor's website.

Microsoft Edge - update to 140.0.3485.54

External References

Related Security Bulletins