---
id: CVE-2019-17003
title: >-
  Scanning a QR code that contained a javascript: URL would have resulted in the
  Javascript being executed.
summary: >-
  Scanning a QR code that contained a javascript: URL would have resulted in the
  Javascript being executed.
severity: medium
cvss: 6.1
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'
cwe:
  - CWE-79
  - CWE-79
vendor: mozilla
product: firefox_mobile
affected:
  - firefox_mobile <= 25.0
published: '2023-02-16'
updated: '2026-08-19'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2019-17003'
references:
  - url: 'https://bugzilla.mozilla.org/show_bug.cgi?id=CVE-2019-17003'
    label: security@mozilla.org
  - url: 'https://bugzilla.mozilla.org/show_bug.cgi?id=CVE-2019-17003'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
epss: 0.00411
epssPercentile: 0.35109
ingestedAt: '2026-08-19T15:41:15.371Z'
---

## Overview

Scanning a QR code that contained a javascript: URL would have resulted in the Javascript being executed.

## Affected

- `firefox_mobile <= 25.0`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.