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Known vulnerabilities in Mozilla Firefox ESR

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CVE Summary Score Published
CVE-2023-4053 A website could have obscured the full screen notification by using a URL with a scheme handled by an external… Not rated Aug 1, 2023
CVE-2023-4052 The Firefox updater created a directory writable by non-privileged users Not rated Aug 1, 2023
CVE-2023-4051 A website could have obscured the full screen notification by using the file open dialog Not rated Aug 1, 2023
CVE-2023-4050 In some cases, an untrusted input stream was copied to a stack buffer without checking its size Not rated Aug 1, 2023
CVE-2023-4049 Race conditions in reference counting code were found through code inspection Not rated Aug 1, 2023
CVE-2023-4048 An out-of-bounds read could have led to an exploitable crash when parsing HTML with DOMParser in low memory situations Not rated Aug 1, 2023
CVE-2023-4047 A bug in popup notifications delay calculation could have made it possible for an attacker to trick a user into granting… Not rated Aug 1, 2023
CVE-2023-4046 In some circumstances, a stale value could have been used for a global variable in WASM JIT analysis Not rated Aug 1, 2023
CVE-2023-4045 Offscreen Canvas did not properly track cross-origin tainting, which could have been used to access image data from… Not rated Aug 1, 2023
CVE-2023-3600 During the worker lifecycle, a use-after-free condition could have occurred, which could have led to a potentially… Not rated Jul 12, 2023
CVE-2023-37211 Memory safety bugs present in Firefox 114, Firefox ESR 102.12, and Thunderbird 102.12 Not rated Jul 5, 2023
CVE-2023-37208 When opening Diagcab files, Firefox did not warn the user that these files may contain malicious code Not rated Jul 5, 2023
CVE-2023-37207 A website could have obscured the fullscreen notification by using a URL with a scheme handled by an external program,… Not rated Jul 5, 2023
CVE-2023-37202 Cross-compartment wrappers wrapping a scripted proxy could have caused objects from other compartments to be stored in… Not rated Jul 5, 2023
CVE-2023-37201 An attacker could have triggered a use-after-free condition when creating a WebRTC connection over HTTPS Not rated Jul 5, 2023
CVE-2023-34416 Memory safety bugs present in Firefox 113, Firefox ESR 102.11, and Thunderbird 102.12 Not rated Jun 19, 2023
CVE-2023-34414 The error page for sites with invalid TLS certificates was missing the activation-delay Firefox uses to protect… Not rated Jun 19, 2023
CVE-2023-29545 Similar to CVE-2023-28163, this time when choosing 'Save Link As', suggested filenames containing environment variable… 6.5 Medium Jun 19, 2023
CVE-2023-29542 A newline in a filename could have been used to bypass the file extension security mechanisms that replace malicious… 9.8 Critical Jun 19, 2023
CVE-2023-29532 A local attacker can trick the Mozilla Maintenance Service into applying an unsigned update file by pointing the service… 5.5 Medium Jun 19, 2023
CVE-2023-29531 An attacker could have caused an out of bounds memory access using WebGL APIs, leading to memory corruption and a… 9.8 Critical Jun 19, 2023
CVE-2023-32214 Protocol handlers `ms-cxh` and `ms-cxh-full` could have been leveraged to trigger a denial of service Not rated Jun 19, 2023
CVE-2023-32215 Mozilla developers and community members Gabriele Svelto, Andrew Osmond, Emily McDonough, Sebastian Hengst, Andrew… Not rated Jun 2, 2023
CVE-2023-32213 When reading a file, an uninitialized value could have been used as read limit Not rated Jun 2, 2023
CVE-2023-32206 An out-of-bound read could have led to a crash in the RLBox Expat driver Not rated Jun 2, 2023

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