Mozilla Firefox_focus

20 CVEs affecting Mozilla Firefox_focus. Latest disclosed: 2026-05-19. Critical: 3, High: 5.

Top CVEs affecting Mozilla Firefox_focus
CVESeverityScorePublishedSummary
CVE-2025-55031Critical9.82025-08-19Malicious 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…
CVE-2022-26486Critical9.62022-12-22An 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 abu…
CVE-2023-29534Critical9.12023-06-19Different techniques existed to obscure the fullscreen notification in Firefox and Focus for Android. These could have led to potential user confusion and spo…
CVE-2022-26485High8.82022-12-22Removing 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. Th…
CVE-2024-1563High8.12024-02-22An 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…
CVE-2026-8945High7.52026-05-19Sandbox escape in Firefox and Firefox Focus for Android. This vulnerability was fixed in Firefox 151.
CVE-2024-0605High7.52024-01-22Using a javascript: URI with a setTimeout race condition, an attacker can execute unauthorized scripts on top origin sites in urlbar. This bypasses security me…
CVE-2023-25743High7.52023-06-02A 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 Fo…
CVE-2025-10290Medium6.52025-09-16Opening 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 t…
CVE-2024-10474Medium6.52024-10-29Focus was incorrectly allowing internal links to utilize the app scheme used for deeplinking, which could result in links potentially circumventing some URL sa…
CVE-2023-29546Medium6.52023-06-19When recording the screen while in Private Browsing on Firefox for Android the address bar and keyboard were not hidden, potentially leaking sensitive informat…
CVE-2025-55033Medium6.12025-08-19Dragging JavaScript links to the URL bar in Focus for iOS could be utilized to run malicious scripts, potentially resulting in XSS attacks. This vulnerability…
CVE-2025-55032Medium6.12025-08-19Focus for iOS would not respect a Content-Disposition header of type Attachment and would incorrectly display the content inline, potentially allowing for XSS…
CVE-2025-3859Medium6.12025-04-30Websites directing users to long URLs that caused eliding to occur in the location view could leverage the truncating behavior to potentially trick users into…
CVE-2024-26284Medium6.12024-02-22Utilizing 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 attacke…
CVE-2024-0606Medium6.12024-01-22An attacker could execute unauthorized script on a legitimate site through UXSS using window.open() by opening a javascript URI leading to unauthorized actions…
CVE-2024-8399Medium4.72024-09-03Websites could utilize Javascript links to spoof URL addresses in the Focus navigation bar This vulnerability affects Focus for iOS < 130.
CVE-2024-5022Medium4.42024-05-17The 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 <…
CVE-2026-2919Medium4.32026-03-09Malicious scripts could display attacker-controlled web content under spoofed domains in Focus for iOS by stalling a _self navigation to an invalid port and tr…
CVE-2023-6870Medium4.32023-12-19Applications which spawn a Toast notification in a background thread may have obscured fullscreen notifications displayed by Firefox. *This issue only affects…