Chrome vulnerability

Inappropriate implementation in Fullscreen in Google Chrome prior to 128.0.6613.84 allowed a remote attacker to perform UI spoofing via a crafted HTML page. (Chromium security severity: Medium)

Published 14 Nov 2025Updated 1 Oct 202666 sources
CVSS 4.3 ✓ VERIFIED REFERENCE

What happened

Inappropriate implementation in Fullscreen in Google Chrome prior to 128.0.6613.84 allowed a remote attacker to perform UI spoofing via a crafted HTML page. (Chromium security severity: Medium)

Affected versions

Chrome: 128.0.6613.84 through before 128.0.6613.84 (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

RepositoryAuthorFirst seenReference
issues.chromium.orgNVD reference2025-11-14Verified