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Origin validation error in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.

Medium CVSS 5.4
CVECVE-2026-57978
First seen2026-08-03 16:30 UTC
Disclosed2026-07-26 18:18 UTC
Last updated2026-08-03 16:30 UTC
Channel statusauto

Summary

Origin validation error in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.

In-depth triage · Auto channel

No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).

Affected products

  • :

Sources

  • NVD DATABASE

Original Links

Timeline

  1. nvd_ingest NVD