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Known vulnerabilities in Mozilla Firefox ESR

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CVE Summary Score Published
CVE-2024-0746 A Linux user opening the print preview dialog could have caused the browser to crash 6.5 Medium Jan 23, 2024
CVE-2024-0742 It was possible for certain browser prompts and dialogs to be activated or dismissed unintentionally by the user due… 4.3 Medium Jan 23, 2024
CVE-2024-0741 An out of bounds write in ANGLE could have allowed an attacker to corrupt memory leading to a potentially exploitable… 6.5 Medium Jan 23, 2024
CVE-2023-6867 The timing of a button click causing a popup to disappear was approximately the same length as the anti-clickjacking… Not rated Dec 19, 2023
CVE-2023-6865 `EncryptingOutputStream` was susceptible to exposing uninitialized data Not rated Dec 19, 2023
CVE-2023-6864 Memory safety bugs present in Firefox 120, Firefox ESR 115.5, and Thunderbird 115.5 Not rated Dec 19, 2023
CVE-2023-6863 The `ShutdownObserver()` was susceptible to potentially undefined behavior due to its reliance on a dynamic type that… Not rated Dec 19, 2023
CVE-2023-6862 A use-after-free was identified in the `nsDNSService::Init` Not rated Dec 19, 2023
CVE-2023-6861 The `nsWindow::PickerOpen(void)` method was susceptible to a heap buffer overflow when running in headless mode Not rated Dec 19, 2023
CVE-2023-6860 The `VideoBridge` allowed any content process to use textures produced by remote decoders Not rated Dec 19, 2023
CVE-2023-6859 A use-after-free condition affected TLS socket creation when under memory pressure Not rated Dec 19, 2023
CVE-2023-6858 Firefox was susceptible to a heap buffer overflow in `nsTextFragment` due to insufficient OOM handling 8.8 High Dec 19, 2023
CVE-2023-6857 When resolving a symlink, a race may occur where the buffer passed to `readlink` may actually be smaller than necessary Not rated Dec 19, 2023
CVE-2023-6856 The WebGL `DrawElementsInstanced` method was susceptible to a heap buffer overflow when used on systems with the Mesa VM… Not rated Dec 19, 2023
CVE-2023-6212 Memory safety bugs present in Firefox 119, Firefox ESR 115.4, and Thunderbird 115.4 Not rated Nov 21, 2023
CVE-2023-6209 Relative URLs starting with three slashes were incorrectly parsed, and a path-traversal "/../" part in the path could be… Not rated Nov 21, 2023
CVE-2023-6208 When using X11, text selected by the page using the Selection API was erroneously copied into the primary selection, a… Not rated Nov 21, 2023
CVE-2023-6207 Ownership mismanagement led to a use-after-free in ReadableByteStreams This vulnerability affects Firefox < 120, Firefox… Not rated Nov 21, 2023
CVE-2023-6206 The black fade animation when exiting fullscreen is roughly the length of the anti-clickjacking delay on permission… Not rated Nov 21, 2023
CVE-2023-6205 It was possible to cause the use of a MessagePort after it had already been freed, which could potentially have led to… Not rated Nov 21, 2023
CVE-2023-6204 On some systems—depending on the graphics settings and drivers—it was possible to force an out-of-bounds read and leak… Not rated Nov 21, 2023
CVE-2023-5732 An attacker could have created a malicious link using bidirectional characters to spoof the location in the address… Not rated Oct 24, 2023
CVE-2023-5730 Memory safety bugs present in Firefox 118, Firefox ESR 115.3, and Thunderbird 115.3 Not rated Oct 24, 2023
CVE-2023-5728 During garbage collection extra operations were performed on a object that should not be 7.5 High Oct 24, 2023
CVE-2023-5727 The executable file warning was not presented when downloading .msix, .msixbundle, .appx, and .appxbundle files, which… Not rated Oct 24, 2023

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