1. Home
  2. CVE Database
  3. CVE-2026-58286
HIGH · 8.1

CVE-2026-58286

Improper access control in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.

Vulnerability Description

Improper access control in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.

CVSS Score

8.1

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:H/A:L
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality
LOW
Integrity
HIGH
Availability
LOW

Affected Products

VendorProductVersions
MicrosoftEdge Chromium< 150.0.4078.48

Related Weaknesses (CWE)

CWE-284

References

FAQ

What is CVE-2026-58286?

CVE-2026-58286 is a vulnerability with a CVSS score of 8.1 (HIGH). Improper access control in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.

How severe is CVE-2026-58286?

CVE-2026-58286 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-58286?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Edge Chromium.