CVE-2026-12446

Inappropriate implementation in Passwords in Google Chrome prior to 149.0.7827.155 allowed a remote attacker to leak cross-origin data via a crafted HTML page

Medium · published June 17, 2026

CVSS v3.1
4.3
EPSS
0%
Percentile
8.7
In the wild
Unconfirmed
What it is

Inappropriate implementation in Passwords in Google Chrome prior to 149.0.7827.155 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00194 · 8.7th percentile
Published
2026-06-17T01:38Z
EPSS history
Timeline
  • 17 JUN 01:38Z
    Inappropriate implementation in Passwords in Google Chrome prior to 149.0.7827.155 allowed a remote attacker to leak cross-origin data via a crafted HTML page
    cvelistv5