Description
Improper restriction of rendered ui layers or frames in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.
Published: 2026-10-29
Score: 4.3 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Thu, 29 Oct 2026 15:30:00 +0000

Type Values Removed Values Added
Description Improper restriction of rendered ui layers or frames in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.
Title Microsoft Edge (Chromium-based) Spoofing Vulnerability
First Time appeared Microsoft
Microsoft edge Chromium
Weaknesses CWE-1021
CPEs cpe:2.3:a:microsoft:edge_chromium:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft edge Chromium
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C'}

Subscriptions

Microsoft Edge Chromium
cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-10-29T15:21:46.978Z

Reserved: 2025-12-04T20:04:16.338Z

Link: CVE-2026-20942

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-29T16:18:08.593

Modified: 2026-10-29T16:18:08.703

Link: CVE-2026-20942

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses
  • CWE-1021

    Improper Restriction of Rendered UI Layers or Frames