Skip to contentMozilla Firefox vulnerabilities
- mozilla firefox, firefox esr, thunderbird +2 moreSimilar to CVE-2023-28163, this time when choosing 'Save Link As', suggested filenames containing...CVE-2023-29545Fix available6.5 Medium
- mozilla firefox, firefox esr, thunderbird +2 moreA newline in a filename could have been used to bypass the file extension security mechanisms...CVE-2023-29542Fix available9.8 Critical
- mozilla firefox, firefox esr, firefox for android +4 more +6 moreFirefox did not properly handle downloads of files ending in <code>.desktop</code>, which can be...CVE-2023-29541Fix available8.8 High
- mozilla firefox, firefox esr, firefox for android +4 more +6 moreWhen handling the filename directive in the Content-Disposition header, the filename would be...CVE-2023-29539Fix available8.8 High
- mozilla firefox, firefox esr, firefox for android +4 more +6 moreAn attacker could cause the memory manager to incorrectly free a pointer that addresses attacker...CVE-2023-29536Fix available8.8 High
- mozilla firefox, firefox esr, firefox for android +4 more +6 moreFollowing a Garbage Collector compaction, weak maps may have been accessed before they were...CVE-2023-29535Fix available6.5 Medium
- mozilla firefox, firefox esr, firefox for android +4 more +6 moreA website could have obscured the fullscreen notification by using a combination of <code>window...CVE-2023-29533Fix available4.3 Medium
- mozilla firefox, firefox esr, thunderbird +2 moreA local attacker can trick the Mozilla Maintenance Service into applying an unsigned update file...CVE-2023-29532Fix available5.5 Medium
- mozilla firefox, firefox esr, thunderbird +2 moreAn attacker could have caused an out of bounds memory access using WebGL APIs, leading to memory...CVE-2023-29531Fix available9.8 Critical
- mozilla firefox esr, thunderbird +1 moreUnexpected data returned from the Safe Browsing API could have led to memory corruption and a...CVE-2023-1945Fix available6.5 Medium
- mozilla firefoxMozilla developers and community members Calixte Denizet, Gabriele Svelto, Andrew McCreight, and...CVE-2023-28177Fix available8.8 High
- mozilla firefox, firefox esr, thunderbird +2 moreMozilla developers Timothy Nikkel, Andrew McCreight, and the Mozilla Fuzzing Team reported memory...CVE-2023-28176Fix available8.8 High
- mozilla firefox, firefox esr, thunderbird +2 moreDragging a URL from a cross-origin iframe that was removed during the drag could have led to user...CVE-2023-28164Fix available6.5 Medium
- mozilla firefox, firefox esr, thunderbird +2 moreWhen downloading files through the Save As dialog on Windows with suggested filenames containing...CVE-2023-28163Fix available6.5 Medium
- mozilla firefox, firefox esr, thunderbird +2 moreWhile implementing AudioWorklets, some code may have casted one type to another, invalid, dynamic...CVE-2023-28162Fix available8.8 High
- mozilla firefoxIf temporary "one-time" permissions, such as the ability to use the Camera, were granted to a...CVE-2023-28161Fix available8.8 High
- mozilla firefoxWhen following a redirect to a publicly accessible web extension file, the URL may have been...CVE-2023-28160Fix available6.5 Medium
- mozilla firefoxThe fullscreen notification could have been hidden on Firefox for Android by using download...CVE-2023-281594.3 Medium
- mozilla firefox, firefox esr, thunderbird +2 moreWhen accessing throttled streams, the count of available bytes needed to be checked in the...CVE-2023-25752Fix available6.5 Medium
- mozilla firefox, firefox esr, thunderbird +2 moreSometimes, when invalidating JIT code while following an iterator, the newly generated code could...CVE-2023-25751Fix available6.5 Medium
- mozilla firefoxUnder certain circumstances, a ServiceWorker's offline cache may have leaked to the file system...CVE-2023-25750Fix available4.3 Medium
- mozilla firefoxAndroid applications with unpatched vulnerabilities can be launched from a browser using Intents,...CVE-2023-257494.3 Medium
- mozilla firefoxBy displaying a prompt with a long description, the fullscreen notification could have been...CVE-2023-257484.3 Medium
- mozilla firefox, firefox esr, thunderbird +2 moreMembers of the <code>DEVMODEW</code> struct set by the printer device driver weren't being...CVE-2023-25738Fix available6.5 Medium
- mozilla firefox, firefox esr, thunderbird +2 moreAfter downloading a Windows <code>.url</code> shortcut from the local filesystem, an attacker...CVE-2023-25734Fix available8.1 High
- mozilla firefox, firefox esr, firefox focus +2 moreA lack of in app notification for entering fullscreen mode could have lead to a malicious website...CVE-2023-257437.5 High
- mozilla firefox, firefox esr +1 moreThe Raccoon attack is a timing attack on DHE ciphersuites inherit in the TLS specification. To...CVE-2020-12413Fix available5.9 Medium
- mozilla firefox for ios, firefox mobile +1 moreScanning a QR code that contained a javascript: URL would have resulted in the Javascript being...CVE-2019-170036.1 Medium
- mozilla firefox esr, thunderbird +1 moreMozilla developers Philipp and Gabriele Svelto reported memory safety bugs present in Firefox ESR...CVE-2023-25746Fix available8.8 High
- mozilla firefoxMozilla developers Timothy Nikkel, Gabriele Svelto, Jeff Muizelaar and the Mozilla Fuzzing Team...CVE-2023-25745Fix available8.8 High
- mozilla firefox, firefox esr +1 moreMozilla developers Kershaw Chang and the Mozilla Fuzzing Team reported memory safety bugs present...CVE-2023-25744Fix available8.8 High
- mozilla firefox, firefox esr, thunderbird +2 moreWhen importing a SPKI RSA public key as ECDSA P-256, the key would be handled incorrectly causing...CVE-2023-25742Fix available6.5 Medium
- mozilla firefoxWhen dragging and dropping an image cross-origin, the image's size could potentially be leaked....CVE-2023-25741Fix available6.5 Medium
- mozilla firefox, firefox esr, thunderbird +2 moreModule load requests that failed were not being checked as to whether or not they were cancelled...CVE-2023-25739Fix available8.8 High
- mozilla firefox, firefox esr, thunderbird +2 moreAn invalid downcast from <code>nsTextNode</code> to <code>SVGElement</code> could have lead to...CVE-2023-25737Fix available8.8 High
- mozilla firefoxAn invalid downcast from `nsHTMLDocument` to `nsIContent` could have lead to undefined behavior....CVE-2023-25736Fix available9.8 Critical
- mozilla firefox, firefox esr, thunderbird +2 moreCross-compartment wrappers wrapping a scripted proxy could have caused objects from other...CVE-2023-25735Fix available8.8 High
- mozilla firefoxThe return value from `gfx::SourceSurfaceSkia::Map()` wasn't being verified which could have...CVE-2023-25733Fix available7.5 High
- mozilla firefox, firefox esr, thunderbird +2 moreWhen encoding data from an <code>inputStream</code> in <code>xpcom</code> the size of the input...CVE-2023-25732Fix available8.8 High
- mozilla firefoxDue to URL previews in the network panel of developer tools improperly storing URLs, query...CVE-2023-25731Fix available8.8 High
- mozilla firefox, firefox esr, thunderbird +2 moreA background script invoking <code>requestFullscreen</code> and then blocking the main thread...CVE-2023-25730Fix available5.4 Medium
- mozilla firefox, firefox esr, thunderbird +2 morePermission prompts for opening external schemes were only shown for <code>ContentPrincipals</code...CVE-2023-25729Fix available8.8 High
- mozilla firefox, firefox esr, thunderbird +2 moreThe <code>Content-Security-Policy-Report-Only</code> header could allow an attacker to leak a...CVE-2023-25728Fix available6.5 Medium
- mozilla firefox, firefox esr, thunderbird +2 moreAn attacker could construct a PKCS 12 cert bundle in such a way that could allow for arbitrary...CVE-2023-0767Fix available8.8 High
- mozilla firefoxMemory safety bugs fixed in Firefox 109CVE-2023-23606Fix available8.8 High
- mozilla firefox, firefox esr, thunderbird +2 moreMemory safety bugs fixed in Firefox 109 and Firefox ESR 102.7CVE-2023-23605Fix available8.8 High
- mozilla firefoxCreation of duplicate SystemPrincipal from less secure contextsCVE-2023-23604Fix available6.5 Medium
- mozilla firefox, firefox esr, thunderbird +2 moreCalls to console.log allowed bypassing Content Security Policy via format directiveCVE-2023-23603Fix available6.5 Medium
- mozilla firefox, firefox esr, thunderbird +2 moreContent Security Policy wasn't being correctly applied to WebSockets in WebWorkersCVE-2023-23602Fix available6.5 Medium
- mozilla firefox, firefox esr, thunderbird +2 moreURL being dragged from cross-origin iframe into same tab triggers navigationCVE-2023-23601Fix available6.5 Medium
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