🛡️ CVE-2022-26383
🟡 CVSS 4.3 — Medium ✅ No Known Exploit CWE-451 NVD
4.3
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

When resizing a popup after requesting fullscreen access, the popup would not display the fullscreen notification. This vulnerability affects Firefox < 98, Firefox ESR < 91.7, and Thunderbird < 91.7.

Details

Severity MEDIUM
CVSS Score 4.3
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
CWE CWE-451
Public Exploit ✅ No
Source NVD
Published 2022-12-22
Updated 2026-06-08
Modified 2025-04-16
Fix URL N/A

Affected Packages

Software From version Fixed in
firefox 98.0
firefox-esr 91.7
thunderbird 91.7

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