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.
References (4)
Scores
CVSS v3
4.3
EPSS
0.0028
EPSS Percentile
51.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-451
Status
published
Products (3)
mozilla/firefox
< 98.0
mozilla/firefox_esr
< 91.7
mozilla/thunderbird
< 91.7
Published
Dec 22, 2022
Tracked Since
Feb 18, 2026