AUGUST 4, 2026
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Case File

CVE-2022-22743

MEDIUM · CVSS 4.3 EPSS 0.64%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-12-22 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 4.3. It affects Firefox.

CVE
CVE-2022-22743
Severity
MEDIUM
CVSS
4.3
EPSS
0.64%
Firefox

Original NVD Description

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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)