CVE-2022-22743 Affecting firefox-esr package, versions <91.5.0esr-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.09% (41st percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-FIREFOXESR-2333198
  • published12 Jan 2022
  • disclosed22 Dec 2022

Introduced: 12 Jan 2022

CVE-2022-22743  (opens in a new tab)

How to fix?

Upgrade Debian:unstable firefox-esr to version 91.5.0esr-1 or higher.

NVD Description

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

When navigating from inside an iframe while requesting fullscreen access, an attacker-controlled tab could have made the browser unable to leave fullscreen mode. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.

CVSS Scores

version 3.1