CVE-2026-11126CWE-20

Inappropriate implementation in DevTools in Google Chrome prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to…

Medium · published June 4, 2026

CVSS v3.1
4.3
EPSS
0%
Percentile
4.2
In the wild
Unconfirmed
What it is

Inappropriate implementation in DevTools in Google Chrome prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to leak cross-origin data via a crafted Chrome Extension. (Chromium security severity: Medium)

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
0.00154 · 4.2th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2026-06-04T23:05Z
EPSS history
Timeline
  • 04 JUN 23:05Z
    Inappropriate implementation in DevTools in Google Chrome prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to…
    cvelistv5