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CVE-2026-20942

nvd nist
Published: Oct 29, 2026Modified: Nov 3, 2026

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4.3
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Exploitability: 2.8 / Impact: 1.4
Source: secure@microsoft.com (Secondary)

Description

Improper restriction of rendered ui layers or frames in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.

Affected (1)

Microsoft
1 product
Edge Chromium
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Edge Chromium
version < 156.0.4314.42

Related CWEs

CWE-1021
Improper Restriction of Rendered UI Layers or Frames
The web application does not restrict or incorrectly restricts frame objects or UI layers that belong to another application or domain, which can lead to user confusion about which interface the user is interacting with.

References (1)

Source: secure@microsoft.com
PatchVendor Advisory

Timeline

No history available yet.