Description
Websites directing users to long URLs that caused eliding to occur in the location view could leverage the truncating behavior to potentially trick users into thinking they were on a different webpage. This vulnerability was fixed in Focus 138.
Scores
CVSS v3
6.1
EPSS
0.0016
EPSS Percentile
36.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-451
CWE-601
Status
published
Products (2)
mozilla/firefox_focus
< 138.0
Mozilla/Focus
138
Published
Apr 30, 2025
Tracked Since
Feb 18, 2026