Microsoft Edge (Chromium-based) vulnerability

Use after free in Microsoft Edge (Chromium-based) allows an authorized attacker to execute code over a network.

Published 11 Sep 2026Updated 12 Sep 20261 sources
CVSS 8.5

What happened

Use after free in Microsoft Edge (Chromium-based) allows an authorized attacker to execute code over a network.

Affected versions

Microsoft Edge (Chromium-based): 1.0.0.0 through before 152.0.4191.52 (custom); 1.0.0 through before 152.0.4191.52 (custom) Fixed: See vendor advisory.

Why it matters

Review the vendor advisory and exposure of the affected product to determine operational impact.

Detection & mitigation

  • Apply vendor-provided updates or mitigations.
  • Review affected product exposure and access logs.

Public PoC references

No public PoC reference has passed the current publication threshold.