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Known vulnerabilities in Mozilla Firefox ESR

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CVE Summary Score Published
CVE-2020-15677 By exploiting an Open Redirect vulnerability on a website, an attacker could have spoofed the site displayed in the… Not rated Oct 1, 2020
CVE-2020-15678 When recursing through graphical layers while scrolling, an iterator may have become invalid, resulting in a potential… Not rated Oct 1, 2020
CVE-2020-15654 When in an endless loop, a website specifying a custom cursor using CSS could make it look like the user is… Not rated Aug 10, 2020
CVE-2020-15653 An iframe sandbox element with the allow-popups flag could be bypassed when using noopener links Not rated Aug 10, 2020
CVE-2020-15652 By observing the stack trace for JavaScript errors in web workers, it was possible to leak the result of a… Not rated Aug 10, 2020
CVE-2020-15650 Given an installed malicious file picker application, an attacker was able to overwrite local files and thus overwrite… Not rated Aug 10, 2020
CVE-2020-15649 Given an installed malicious file picker application, an attacker was able to steal and upload local files of their… Not rated Aug 10, 2020
CVE-2020-15655 A redirected HTTP request which is observed or modified through a web extension could bypass existing CORS checks,… Not rated Aug 10, 2020
CVE-2020-15659 Mozilla developers and community members reported memory safety bugs present in Firefox 78 and Firefox ESR 78.0 Not rated Aug 10, 2020
CVE-2020-15658 The code for downloading files did not properly take care of special characters, which led to an attacker being able… Not rated Aug 10, 2020
CVE-2020-15657 Firefox could be made to load attacker-supplied DLL files from the installation directory Not rated Aug 10, 2020
CVE-2020-15656 JIT optimizations involving the Javascript arguments object could confuse later optimizations Not rated Aug 10, 2020
CVE-2020-12399 NSS has shown timing differences when performing DSA signatures, which was exploitable and could eventually leak private… Not rated Jul 9, 2020
CVE-2020-12410 Mozilla developers reported memory safety bugs present in Firefox 76 and Firefox ESR 68.8 Not rated Jul 9, 2020
CVE-2020-12405 When browsing a malicious page, a race condition in our SharedWorkerService could occur and lead to a potentially… Not rated Jul 9, 2020
CVE-2020-12406 Mozilla Developer Iain Ireland discovered a missing type check during unboxed objects removal, resulting in a crash Not rated Jul 9, 2020
CVE-2020-12420 When trying to connect to a STUN server, a race condition could have caused a use-after-free of a pointer, leading to… Not rated Jul 9, 2020
CVE-2020-12419 When processing callbacks that occurred during window flushing in the parent process, the associated window may die;… Not rated Jul 9, 2020
CVE-2020-12417 Due to confusion about ValueTags on JavaScript Objects, an object may pass through the type barrier, resulting in memory… Not rated Jul 9, 2020
CVE-2020-12421 When performing add-on updates, certificate chains terminating in non-built-in-roots were rejected (even if they were… Not rated Jul 9, 2020
CVE-2020-12418 Manipulating individual parts of a URL object could have caused an out-of-bounds read, leaking process memory to… Not rated Jul 9, 2020
CVE-2018-12371 An integer overflow vulnerability in the Skia library when allocating memory for edge builders on some systems with at… Not rated Jul 9, 2020
CVE-2020-6831 A buffer overflow could occur when parsing and validating SCTP chunks in WebRTC Not rated May 26, 2020
CVE-2020-12387 A race condition when running shutdown code for Web Worker led to a use-after-free vulnerability Not rated May 26, 2020
CVE-2020-12388 The Firefox content processes did not sufficiently lockdown access control which could result in a sandbox escape Not rated May 26, 2020

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