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Firefox Focus

firefox_focus

Vendor: Mozilla • 20 CVEs

CVEs (20)

CVE
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PRODUCTS
UPDATED
PUBLISHED
CVSS
1Mozilla
2Firefox
Firefox Focus
Jul 15, 2026
May 19, 2026
N/A· v4
7.5 HIGH· v3
N/A· v2
Sandbox escape in Firefox and Firefox Focus for Android. This vulnerability was fixed in Firefox 151.
1Mozilla
1Firefox Focus
Jun 17, 2026
Mar 9, 2026
N/A· v4
4.3 MEDIUM· v3
N/A· v2
Malicious scripts could display attacker-controlled web content under spoofed domains in Focus for iOS by stalling a _self navigation to an invalid port and triggering an iframe redirect, causing the UI to display a trus...Show more
Malicious scripts could display attacker-controlled web content under spoofed domains in Focus for iOS by stalling a _self navigation to an invalid port and triggering an iframe redirect, causing the UI to display a trusted domain without user interaction. This vulnerability was fixed in Focus for iOS 148.2.Show less
1Mozilla
1Firefox Focus
Jun 17, 2026
Sep 16, 2025
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Opening links via the contextual menu in Focus iOS for certain URL schemes would fail to load but would not refresh the toolbar correctly, allowing attackers to spoof websites if users were coerced into opening a link ex...Show more
Opening links via the contextual menu in Focus iOS for certain URL schemes would fail to load but would not refresh the toolbar correctly, allowing attackers to spoof websites if users were coerced into opening a link explicitly through a long-press. This vulnerability was fixed in Focus for iOS 143.0.Show less
1Mozilla
1Firefox Focus
Jun 17, 2026
Aug 19, 2025
N/A· v4
6.1 MEDIUM· v3
N/A· v2
Dragging JavaScript links to the URL bar in Focus for iOS could be utilized to run malicious scripts, potentially resulting in XSS attacks. This vulnerability was fixed in Focus for iOS 142.
1Mozilla
1Firefox Focus
Jun 17, 2026
Aug 19, 2025
N/A· v4
6.1 MEDIUM· v3
N/A· v2
Focus for iOS would not respect a Content-Disposition header of type Attachment and would incorrectly display the content inline, potentially allowing for XSS attacks. This vulnerability was fixed in Focus for iOS 142.
1Mozilla
2Firefox
Firefox Focus
Jun 17, 2026
Aug 19, 2025
N/A· v4
9.8 CRITICAL· v3
N/A· v2
Malicious pages could use Firefox for iOS to pass FIDO: links to the OS and trigger the hybrid passkey transport. An attacker within Bluetooth range could have used this to trick the user into using their passkey to log...Show more
Malicious pages could use Firefox for iOS to pass FIDO: links to the OS and trigger the hybrid passkey transport. An attacker within Bluetooth range could have used this to trick the user into using their passkey to log the attacker's computer into the target account. This vulnerability was fixed in Firefox for iOS 142 and Focus for iOS 142.Show less
1Mozilla
1Firefox Focus
Jun 17, 2026
Apr 30, 2025
N/A· v4
6.1 MEDIUM· v3
N/A· v2
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...Show more
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.Show less
1Mozilla
1Firefox Focus
Jun 17, 2026
Oct 29, 2024
N/A· v4
6.5 MEDIUM· v3
N/A· v2
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.
1Mozilla
1Firefox Focus
Jun 17, 2026
Sep 3, 2024
N/A· v4
4.7 MEDIUM· v3
N/A· v2
Websites could utilize Javascript links to spoof URL addresses in the Focus navigation bar This vulnerability affects Focus for iOS < 130.
1Mozilla
1Firefox Focus
Jun 17, 2026
May 17, 2024
N/A· v4
4.4 MEDIUM· v3
N/A· v2
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.
1Mozilla
1Firefox Focus
Jun 17, 2026
Feb 22, 2024
N/A· v4
6.1 MEDIUM· v3
N/A· v2
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.
1Mozilla
1Firefox Focus
Jun 17, 2026
Feb 22, 2024
N/A· v4
8.1 HIGH· v3
N/A· v2
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...Show more
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.Show less
1Mozilla
1Firefox Focus
Jun 17, 2026
Jan 22, 2024
N/A· v4
6.1 MEDIUM· v3
N/A· v2
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...Show more
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.Show less
1Mozilla
1Firefox Focus
Jun 17, 2026
Jan 22, 2024
N/A· v4
7.5 HIGH· v3
N/A· v2
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 un...Show more
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.Show less
1Mozilla
2Firefox
Firefox Focus
Jun 17, 2026
Dec 19, 2023
N/A· v4
4.3 MEDIUM· v3
N/A· v2
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 vulnera...Show more
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.Show less
1Mozilla
2Firefox
Firefox Focus
Jun 17, 2026
Jun 19, 2023
N/A· v4
6.5 MEDIUM· v3
N/A· v2
When recording the screen while in Private Browsing on Firefox for Android the address bar and keyboard were not hidden, potentially leaking sensitive information. *This bug only affects Firefox for Android. Other oper...Show more
When recording the screen while in Private Browsing on Firefox for Android the address bar and keyboard were not hidden, potentially leaking sensitive information. *This bug only affects Firefox for Android. Other operating systems are unaffected.* This vulnerability affects Firefox for Android < 112 and Focus for Android < 112. Show less
1Mozilla
2Firefox
Firefox Focus
Jun 17, 2026
Jun 19, 2023
N/A· v4
9.1 CRITICAL· v3
N/A· v2
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...Show more
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. Show less
1Mozilla
1Firefox Focus
Jun 17, 2026
Jun 2, 2023
N/A· v4
7.5 HIGH· v3
N/A· v2
A lack of in app notification for entering fullscreen mode could have lead to a malicious website spoofing browser chrome.<br>*This bug only affects Firefox Focus. Other versions of Firefox are unaffected.*. This vulnera...Show more
A lack of in app notification for entering fullscreen mode could have lead to a malicious website spoofing browser chrome.<br>*This bug only affects Firefox Focus. Other versions of Firefox are unaffected.*. This vulnerability affects Firefox < 110 and Firefox ESR < 102.8.Show less
1Mozilla
3Firefox
Firefox FocusThunderbird
Jun 17, 2026
Dec 22, 2022
N/A· v4
9.6 CRITICAL· v3
N/A· v2
An unexpected message in the WebGPU IPC framework could lead to a use-after-free and exploitable sandbox escape. We have had reports of attacks in the wild abusing this flaw. This vulnerability affects Firefox < 97.0.2,...Show more
An unexpected message in the WebGPU IPC framework could lead to a use-after-free and exploitable sandbox escape. We have had reports of attacks in the wild abusing this flaw. This vulnerability affects Firefox < 97.0.2, Firefox ESR < 91.6.1, Firefox for Android < 97.3.0, Thunderbird < 91.6.2, and Focus < 97.3.0.Show less
1Mozilla
3Firefox
Firefox FocusThunderbird
Jun 17, 2026
Dec 22, 2022
N/A· v4
8.8 HIGH· v3
N/A· v2
Removing an XSLT parameter during processing could have lead to an exploitable use-after-free. We have had reports of attacks in the wild abusing this flaw. This vulnerability affects Firefox < 97.0.2, Firefox ESR < 91.6...Show more
Removing an XSLT parameter during processing could have lead to an exploitable use-after-free. We have had reports of attacks in the wild abusing this flaw. This vulnerability affects Firefox < 97.0.2, Firefox ESR < 91.6.1, Firefox for Android < 97.3.0, Thunderbird < 91.6.2, and Focus < 97.3.0.Show less