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Time-of-check time-of-use (toctou) race condition in Microsoft Edge (Chromium-based) allows an unauthorized attacker to disclose information over a network.

Medium CVSS 6.5
CVECVE-2026-66314
First seen2026-08-04 02:15 UTC
Disclosed2026-08-04 00:17 UTC
Last updated2026-08-04 02:15 UTC
Channel statusauto

Summary

Time-of-check time-of-use (toctou) race condition in Microsoft Edge (Chromium-based) allows an unauthorized attacker to disclose information over a network.

In-depth triage · Auto channel

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

Sources

  • NVD DATABASE

Original Links

Timeline

  1. nvd_ingest NVD