CVE-2022-46877
Mozilla: Fullscreen notification bypass
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · January 17, 2023
Updated · November 21, 2025
Description
The Mozilla Foundation Security Advisory describes this flaw as:
By confusing the browser, the fullscreen notification could have been delayed or suppressed, resulting in potential user confusion or spoofing attacks.
Statement
Red Hat Product Security rates the severity of this flaw as determined by the Mozilla Foundation Security Advisory.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 4.3CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
CWE-357 · Insufficient UI Warning of Dangerous Operations