CVE-2026-11149

high

Description

Insufficient validation of untrusted input in Extensions in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to perform privilege escalation via a crafted HTML page. (Chromium security severity: Medium)

References

https://issues.chromium.org/issues/501739206

https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html

Details

Source: Mitre, NVD

Published: 2026-06-04

Updated: 2026-06-05

Risk Information

CVSS v2

Base Score: 7.6

Vector: CVSS2#AV:N/AC:H/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.00066