CVE-2023-4579
LOWFirefox < 117.0 - URL Spoofing via Default Search Engine
Title source: llmDescription
Search queries in the default search engine could appear to have been the currently navigated URL if the search query itself was a well formed URL. This could have led to a site spoofing another if it had been maliciously set as the default search engine. This vulnerability affects Firefox < 117.
References (3)
Core 3
Core References
Issue Tracking, Permissions Required
https://bugzilla.mozilla.org/show_bug.cgi?id=1842766
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-34/
Third Party Advisory
https://security.gentoo.org/glsa/202401-10
Scores
CVSS v3
3.1
EPSS
0.0017
EPSS Percentile
37.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
Status
published
Products (1)
mozilla/firefox
< 117.0
Published
Sep 11, 2023
Tracked Since
Feb 18, 2026