CVE-2021-21186
Publication date 9 March 2021
Last updated 25 August 2025
Ubuntu priority
Description
Insufficient policy enforcement in QR scanning in Google Chrome on iOS prior to 89.0.4389.72 allowed an attacker who convinced the user to scan a QR code to bypass navigation restrictions via a crafted QR code.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| chromium-browser | ||
| 20.04 LTS focal | Not in release | |
| 18.04 LTS bionic |
Fixed 89.0.4389.82-0ubuntu0.18.04.1
|
|
| 16.04 LTS xenial |
Fixed 89.0.4389.82-0ubuntu0.16.04.1
|
|
| 14.04 LTS trusty | Not in release |
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
CVSS version: CVSS v3.0
Base score
4.3 · Medium
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N