CVE-2024-9391

A user who enables full-screen mode on a specially crafted web page could potentially be prevented from exiting full screen mode.  This may allow spoofing of other sites as the address bar is no longer visible.
*This bug only affects Firefox Focus for Android. Other versions of Firefox are unaffected.* This vulnerability affects Firefox < 131.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.5 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
mozillaCNA
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CISA-ADPADP
6.5 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 21%
VendorProductVersion
mozillafirefox
𝑥
< 131.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
firefox
sid
139.0-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
firefox
oracular
not-affected
noble
not-affected
jammy
not-affected
focal
not-affected
thunderbird
oracular
not-affected
noble
not-affected
jammy
not-affected
focal
not-affected
Common Weakness Enumeration
References
https://bugzilla.mozilla.org/show_bug.cgi?id=1892407
https://www.mozilla.org/security/advisories/mfsa2024-46/