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Improper Input Validation Affecting firefox package, versions <50.1.0+build2-0ubuntu0.16.04.1

Severity

 Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

EPSS
1% (85th percentile)

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  • Snyk IDSNYK-UBUNTU1604-FIREFOX-422896
  • published11 Jun 2018
  • disclosed11 Jun 2018
Report a new vulnerability Found a mistake?

Introduced: 11 Jun 2018

CVE-2016-9901  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Ubuntu:16.04 firefox to version 50.1.0+build2-0ubuntu0.16.04.1 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 Ubuntu. See How to fix? for Ubuntu:16.04 relevant fixed versions and status.

HTML tags received from the Pocket server will be processed without sanitization and any JavaScript code executed will be run in the "about:pocket-saved" (unprivileged) page, giving it access to Pocket's messaging API through HTML injection. This vulnerability affects Firefox ESR < 45.6 and Firefox < 50.1.