Chrome vulnerability

Confused deputy in DevTools in Google Chrome prior to 154.0.8037.57 allowed a remote attacker leveraging social engineering to bypass web origin policy via a crafted HTML page. (Chromium security severity: Low)

Published 29 Sep 2026Updated 2 Oct 20262 sources
CVSS 4.3

What happened

Confused deputy in DevTools in Google Chrome prior to 154.0.8037.57 allowed a remote attacker leveraging social engineering to bypass web origin policy via a crafted HTML page. (Chromium security severity: Low)

Affected versions

Chrome: 154.0.8037.57 through before 154.0.8037.57 (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.