2018

When entered directly, Reader Mode did not strip the username and password section of URLs displayed in the addressbar.

The Mozilla Maintenance Service "helper.exe" application creates a temporary directory writable by non-privileged users.

The Mozilla Windows updater modifies some files to be updated by reading the original file and applying changes to it. T

Android intent URLs given to Firefox for Android can be used to navigate from HTTP or HTTPS URLs to local "file:" URLs,

An out-of-bounds read vulnerability with the Opus encoder when the number of channels in an audio stream changes while t

A use-after-free vulnerability in IndexedDB when one of its objects is destroyed in memory while a method on it is still

A use-after-free and use-after-scope vulnerability when logging errors from headers for XML HTTP Requests (XHR). This co

The Firefox installer on Windows can be made to load malicious DLL files stored in the same directory as the installer w

An out-of-bounds read in WebGL with a maliciously crafted "ImageInfo" object during WebGL operations. This vulnerability

An out-of-bounds read occurs when applying style rules to pseudo-elements, such as ::first-line, using cached style data

A use-after-free vulnerability during specific user interactions with the input method editor (IME) in some languages du

A use-after-free vulnerability with content viewer listeners that results in a potentially exploitable crash. This vulne

A use-after-free vulnerability during video control operations when a "<track>" element holds a reference to an older wi

A use-after-free vulnerability when using an incorrect URL during the reloading of a docshell. This results in a potenti

A use-after-free vulnerability with the frameloader during tree reconstruction while regenerating CSS layout when attemp

Memory safety bugs were reported in Firefox 53. Some of these bugs showed evidence of memory corruption and we presume t

Memory safety bugs were reported in Firefox 53 and Firefox ESR 52.1. Some of these bugs showed evidence of memory corrup

Fixed potential buffer overflows in generated Firefox code due to CVE-2016-6354 issue in Flex. This vulnerability affect

An issue with incorrect ownership model of "privateBrowsing" information exposed through developer tools. This can resul

A potential memory corruption and crash when using Skia content when drawing content outside of the bounds of a clipping

If a page is loaded from an original site through a hyperlink and contains a redirect to a "data:text/html" URL, trigger

An out-of-bounds read while processing SVG content in "ConvolvePixel". This results in a crash and also allows for other

During DOM manipulations of the accessibility tree through script, the DOM tree can become out of sync with the accessib

Android intents can be used to launch Firefox for Android in reader mode with a user specified URL. This allows an attac

A flaw in DRBG number generation within the Network Security Services (NSS) library where the internal state V does not

A use-after-free vulnerability in frame selection triggered by a combination of malicious script content and key presses

A buffer overflow in WebGL triggerable by web content, resulting in a potentially exploitable crash. This vulnerability

When a "javascript:" URL is drag and dropped by a user into the addressbar, the URL will be processed and executed. This

A mechanism to bypass file system access protections in the sandbox using the file system request constructor through an

The internal feed reader APIs that crossed the sandbox barrier allowed for a sandbox escape and escalation of privilege

A mechanism to bypass file system access protections in the sandbox to use the file picker to access different files tha

A mechanism to inject static HTML into the RSS reader preview page due to a failure to escape characters sent as URL par

Malicious sites can display a spoofed addressbar on a page when the existing location bar on the new page is scrolled ou

A mechanism to spoof the addressbar through the user interaction on the addressbar and the "onblur" event. The event cou

A mechanism to spoof the Firefox for Android addressbar using a "javascript:" URI. On Firefox for Android, the base doma

A possibly exploitable crash triggered during layout and manipulation of bidirectional unicode text in concert with CSS

An out-of-bounds write in "ClearKeyDecryptor" while decrypting some Clearkey-encrypted media content. The "ClearKeyDecry

An out-of-bounds read during the processing of glyph widths during text layout. This results in a potentially exploitabl

An out-of-bounds read when an HTTP/2 connection to a servers sends "DATA" frames with incorrect data content. This leads

A vulnerability while parsing "application/http-index-format" format content where uninitialized values are used to crea

A buffer overflow vulnerability while parsing "application/http-index-format" format content when the header contains im

An out-of-bounds write vulnerability while decoding improperly formed BinHex format archives. This vulnerability affects

A use-after-free vulnerability during changes in style when manipulating DOM elements. This results in a potentially exp

A use-after-free vulnerability when holding a selection during scroll events. This results in a potentially exploitable

A use-after-free vulnerability during XSLT processing due to a failure to propagate error conditions during matching whi

A use-after-free vulnerability during XSLT processing due to poor handling of template parameters. This results in a pot

A use-after-free vulnerability during XSLT processing due to the result handler being held by a freed handler during han

An out-of-bounds write in the Graphite 2 library triggered with a maliciously crafted Graphite font. This results in a p

A use-after-free vulnerability occurs during transaction processing in the editor during design mode interactions. This

A use-after-free vulnerability occurs when redirecting focus handling which results in a potentially exploitable crash.