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Known vulnerabilities in Mozilla Firefox ESR

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CVE Summary Score Published
CVE-2022-22754 If a user installed an extension of a particular type, the extension could have auto-updated itself and while doing… 6.5 Medium Dec 22, 2022
CVE-2022-22764 Mozilla developers Paul Adenot and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 96 and… 8.8 High Dec 22, 2022
CVE-2022-22743 When navigating from inside an iframe while requesting fullscreen access, an attacker-controlled tab could have made the… 4.3 Medium Dec 22, 2022
CVE-2022-22737 Constructing audio sinks could have lead to a race condition when playing audio files and closing windows 7.5 High Dec 22, 2022
CVE-2022-22763 When a worker is shutdown, it was possible to cause script to run late in the lifecycle, at a point after where it… 8.8 High Dec 22, 2022
CVE-2022-22753 A Time-of-Check Time-of-Use bug existed in the Maintenance (Updater) Service that could be abused to grant Users write… 7.1 High Dec 22, 2022
CVE-2022-22742 When inserting text while in edit mode, some characters might have lead to out-of-bounds memory access causing a… 6.5 Medium Dec 22, 2022
CVE-2022-22761 Web-accessible extension pages (pages with a moz-extension:// scheme) were not correctly enforcing the frame-ancestors… 8.8 High Dec 22, 2022
CVE-2022-22751 Mozilla developers Calixte Denizet, Kershaw Chang, Christian Holler, Jason Kratzer, Gabriele Svelto, Tyson Smith,… 8.8 High Dec 22, 2022
CVE-2022-22741 When resizing a popup while requesting fullscreen access, the popup would have become unable to leave fullscreen mode 7.5 High Dec 22, 2022
CVE-2022-1802 If an attacker was able to corrupt the methods of an Array object in JavaScript via prototype pollution, they could have… 8.8 High Dec 22, 2022
CVE-2022-1529 An attacker could have sent a message to the parent process where the contents were used to double-index into a… 8.8 High Dec 22, 2022
CVE-2022-1196 After a VR Process is destroyed, a reference to it may have been retained and used, leading to a use-after-free and… 6.5 Medium Dec 22, 2022
CVE-2022-1097 NSSToken objects were referenced via direct points, and could have been accessed in an unsafe way on different… 6.5 Medium Dec 22, 2022
CVE-2021-4127 An out of date graphics library (Angle) likely contained vulnerabilities that could potentially be exploited 9.8 Critical Dec 22, 2022
CVE-2021-4140 It was possible to construct specific XSLT markup that would be able to bypass an iframe sandbox 9.8 Critical Dec 22, 2022
CVE-2021-4129 Mozilla developers and community members Julian Hector, Randell Jesup, Gabriele Svelto, Tyson Smith, Christian Holler,… 9.8 Critical Dec 22, 2022
CVE-2021-38503 The iframe sandbox rules were not correctly applied to XSLT stylesheets, allowing an iframe to bypass restrictions… Not rated Dec 8, 2021
CVE-2021-38504 When interacting with an HTML input element's file picker dialog with webkitdirectory set, a use-after-free could have… Not rated Dec 8, 2021
CVE-2021-38505 Microsoft introduced a new feature in Windows 10 known as Cloud Clipboard which, if enabled, will record data copied… Not rated Dec 8, 2021
CVE-2021-38506 Through a series of navigations, Firefox could have entered fullscreen mode without notification or warning to the user Not rated Dec 8, 2021
CVE-2021-38507 The Opportunistic Encryption feature of HTTP2 (RFC 8164) allows a connection to be transparently upgraded to TLS while… Not rated Dec 8, 2021
CVE-2021-38508 By displaying a form validity message in the correct location at the same time as a permission prompt (such as for… Not rated Dec 8, 2021
CVE-2021-38509 Due to an unusual sequence of attacker-controlled events, a Javascript alert() dialog with arbitrary (although unstyled)… Not rated Dec 8, 2021
CVE-2021-38510 The executable file warning was not presented when downloading .inetloc files, which, due to a flaw in Mac OS, can run… Not rated Dec 8, 2021

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