CVE-2026-11269

Publication date 8 June 2026

Last updated 8 June 2026


Ubuntu priority

Cvss 3 Severity Score

7.1 · High

Score breakdown

Description

Inappropriate implementation in Extensions in Google Chrome prior to 149.0.7827.53 allowed an attacker in a privileged network position to execute arbitrary code inside a sandbox via a crafted Chrome Extension. (Chromium security severity: Low)

Read the notes from the security team

Status

Package Ubuntu Release Status
chromium-browser 26.04 LTS resolute
Not affected
25.10 questing
Not affected
24.04 LTS noble
Not affected
22.04 LTS jammy
Not affected

Notes


alexmurray

The Debian chromium source package is called chromium-browser in Ubuntu


mdeslaur

starting with Ubuntu 19.10, the chromium-browser package is just a script that installs the Chromium snap

Severity score breakdown

Parameter Value
Base score 7.1 · High
Attack vector Adjacent
Attack complexity High
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

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