CVE-2026-58284

high Microsoft
CVSS v3 Base Score
8.3
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
EPSS Score
0.4%
Exploitation probability in 30 days
Top 67% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Published: July 3, 2026 (5 days ago)
Last Modified: July 7, 2026
Vendor: Microsoft
Source: NVD

Description

Improper authorization in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.

CWE

CWE-285

Affected Products

microsoft edge chromium

References

🔗 msrc.microsoft.com