XML Injection Affecting firefox package, versions <97.0-r0


Severity

Recommended
0.0
critical
0
10

Snyk's Security Team recommends NVD's CVSS assessment. Learn more

Threat Intelligence

EPSS
0.25% (65th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about XML Injection vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-ALPINE318-FIREFOX-5514145
  • published21 Jan 2022
  • disclosed22 Dec 2022

Introduced: 21 Jan 2022

CVE-2021-4140  (opens in a new tab)
CWE-91  (opens in a new tab)

How to fix?

Upgrade Alpine:3.18 firefox to version 97.0-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox package and not the firefox package as distributed by Alpine. See How to fix? for Alpine:3.18 relevant fixed versions and status.

It was possible to construct specific XSLT markup that would be able to bypass an iframe sandbox. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.

CVSS Scores

version 3.1