Mozilla Firefox For Ios

50 CVEs affecting Mozilla Firefox For Ios. Latest disclosed: 2026-06-01. Critical: 0, High: 0.

Top CVEs affecting Mozilla Firefox For Ios
CVESeverityScorePublishedSummary
CVE-2026-8706Medium6.52026-05-19Firefox for iOS hosted Reader mode on an unauthenticated local web server, allowing another application on the same device to request arbitrary URLs and receiv…
CVE-2026-9309Medium5.42026-06-01Firefox for iOS Reader View did not properly escape HTML tags in JSON-LD metadata. A malicious page could inject markup that changed Reader View behavior and l…
CVE-2026-9308Medium5.42026-06-01Firefox for iOS Reader View replaced page content in its HTML template before replacing other internal placeholders. A malicious page could include a placehold…
CVE-2026-9078Medium5.42026-05-25Firefox for iOS displayed specially crafted right-to-left (RTL) and internationalized domain names (IDNs) incorrectly in link preview UI surfaces. A crafted RT…
CVE-2026-26342026-02-24Malicious scripts could cause desynchronization between the address bar and web content before a response is received in Firefox iOS, allowing attacker-control…
CVE-2026-20322026-02-16Malicious scripts that interrupt new tab page loading could cause desynchronization between the address bar and page content, allowing the attacker to spoof ar…
CVE-2025-147442025-12-18Unicode RTLO characters could allow malicious websites to spoof filenames in the downloads UI for Firefox for iOS, potentially tricking users into saving files…
CVE-2025-108592025-09-30Cookie storage for non-HTML temporary documents was being shared incorrectly with normal browsing content, allowing information from private tabs to escape Inc…
CVE-2025-550292025-08-19Malicious scripts could bypass the popup blocker to spam new tabs, potentially resulting in denial of service attacks. This vulnerability was fixed in Firefox…
CVE-2025-550312025-08-19Malicious 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-2025-550282025-08-19Malicious scripts utilizing repetitive JavaScript alerts could prevent client user interaction in some scenarios and allow for denial of service attacks. This…
CVE-2025-550302025-08-19Firefox for iOS would not respect a Content-Disposition header of type Attachment and would incorrectly display the content inline rather than downloading, pot…
CVE-2025-541452025-08-19The QR scanner could allow arbitrary websites to be opened if a user was tricked into scanning a malicious link that leveraged Firefox's open-text URL scheme…
CVE-2025-541442025-08-19The URL scheme used by Firefox to facilitate searching of text queries could incorrectly allow attackers to open arbitrary website URLs or internal pages if a…
CVE-2025-541432025-08-19Sandboxed iframes on webpages could potentially allow downloads to the device, bypassing the expected sandbox restrictions declared on the parent page. This vu…
CVE-2025-50202025-05-21Opening maliciously-crafted URLs in Firefox from other apps such as Safari could have allowed attackers to spoof website addresses if the URLs utilized non-HTT…
CVE-2025-274252025-03-04Scanning certain QR codes that included text with a website URL could allow the URL to be opened without presenting the user with a confirmation alert first. T…
CVE-2025-274242025-03-04Websites redirecting to a non-HTTP scheme URL could allow a website address to be spoofed for a malicious page. This vulnerability was fixed in Firefox for iOS…
CVE-2025-274262025-03-04Malicious websites utilizing a server-side redirect to an internal error page could result in a spoofed website URL. This vulnerability was fixed in Firefox fo…
CVE-2025-231092025-01-11Long hostnames in URLs could be leveraged to obscure the actual host of the website or spoof the website address. This vulnerability was fixed in Firefox for i…