Mozilla: >> Firefox Focus Security Vulnerabilities
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 affects Focus < 138.
CVSS Score
6.1
EPSS Score
0.0
Published
2025-04-30
Focus was incorrectly allowing internal links to utilize the app scheme used for deeplinking, which could result in links potentially circumventing some URL safety checks This vulnerability affects Focus for iOS < 132.
CVSS Score
6.5
EPSS Score
0.001
Published
2024-10-29
Websites could utilize Javascript links to spoof URL addresses in the Focus navigation bar This vulnerability affects Focus for iOS < 130.
CVSS Score
4.7
EPSS Score
0.001
Published
2024-09-03
The file scheme of URLs would be hidden, resulting in potential spoofing of a website's address in the location bar This vulnerability affects Focus for iOS < 126.
CVSS Score
4.4
EPSS Score
0.0
Published
2024-05-17
An attacker could have executed unauthorized scripts on top origin sites using a JavaScript URI when opening an external URL with a custom Firefox scheme and a timeout race condition. This vulnerability affects Focus for iOS < 122.
CVSS Score
8.1
EPSS Score
0.004
Published
2024-02-22
Utilizing a 302 redirect, an attacker could have conducted a Universal Cross-Site Scripting (UXSS) on a victim website, if the victim had a link to the attacker's website. This vulnerability affects Focus for iOS < 123.
CVSS Score
6.1
EPSS Score
0.005
Published
2024-02-22
Using a javascript: URI with a setTimeout race condition, an attacker can execute unauthorized scripts on top origin sites in urlbar. This bypasses security measures, potentially leading to arbitrary code execution or unauthorized actions within the user's loaded webpage. This vulnerability affects Focus for iOS < 122.
CVSS Score
7.5
EPSS Score
0.0
Published
2024-01-22
An attacker could execute unauthorized script on a legitimate site through UXSS using window.open() by opening a javascript URI leading to unauthorized actions within the user's loaded webpage. This vulnerability affects Focus for iOS < 122.
CVSS Score
6.1
EPSS Score
0.006
Published
2024-01-22
Applications which spawn a Toast notification in a background thread may have obscured fullscreen notifications displayed by Firefox.
*This issue only affects Android versions of Firefox and Firefox Focus.* This vulnerability affects Firefox < 121.
CVSS Score
4.3
EPSS Score
0.005
Published
2023-12-19
Different techniques existed to obscure the fullscreen notification in Firefox and Focus for Android. These could have led to potential user confusion and spoofing attacks.
*This bug only affects Firefox and Focus for Android. Other versions of Firefox are unaffected.* This vulnerability affects Firefox for Android < 112 and Focus for Android < 112.
CVSS Score
9.1
EPSS Score
0.004
Published
2023-06-19
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