Vulnerabilities (CVE)

Filtered by vendor Mozilla Subscribe
Filtered by product Firefox Esr
Total 1078 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2023-4055 2 Debian, Mozilla 3 Debian Linux, Firefox, Firefox Esr 2023-12-10 N/A 7.5 HIGH
When the number of cookies per domain was exceeded in `document.cookie`, the actual cookie jar sent to the host was no longer consistent with expected cookie jar state. This could have caused requests to be sent with some cookies missing. This vulnerability affects Firefox < 116, Firefox ESR < 102.14, and Firefox ESR < 115.1.
CVE-2023-5724 2 Debian, Mozilla 4 Debian Linux, Firefox, Firefox Esr and 1 more 2023-12-10 N/A 7.5 HIGH
Drivers are not always robust to extremely large draw calls and in some cases this scenario could have led to a crash. This vulnerability affects Firefox < 119, Firefox ESR < 115.4, and Thunderbird < 115.4.1.
CVE-2023-5176 2 Debian, Mozilla 4 Debian Linux, Firefox, Firefox Esr and 1 more 2023-12-10 N/A 9.8 CRITICAL
Memory safety bugs present in Firefox 117, Firefox ESR 115.2, and Thunderbird 115.2. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 118, Firefox ESR < 115.3, and Thunderbird < 115.3.
CVE-2023-4584 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2023-12-10 N/A 8.8 HIGH
Memory safety bugs present in Firefox 116, Firefox ESR 102.14, Firefox ESR 115.1, Thunderbird 102.14, and Thunderbird 115.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 117, Firefox ESR < 102.15, Firefox ESR < 115.2, Thunderbird < 102.15, and Thunderbird < 115.2.
CVE-2023-4046 2 Debian, Mozilla 3 Debian Linux, Firefox, Firefox Esr 2023-12-10 N/A 5.3 MEDIUM
In some circumstances, a stale value could have been used for a global variable in WASM JIT analysis. This resulted in incorrect compilation and a potentially exploitable crash in the content process. This vulnerability affects Firefox < 116, Firefox ESR < 102.14, and Firefox ESR < 115.1.
CVE-2023-4045 2 Debian, Mozilla 3 Debian Linux, Firefox, Firefox Esr 2023-12-10 N/A 5.3 MEDIUM
Offscreen Canvas did not properly track cross-origin tainting, which could have been used to access image data from another site in violation of same-origin policy. This vulnerability affects Firefox < 116, Firefox ESR < 102.14, and Firefox ESR < 115.1.
CVE-2023-4580 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2023-12-10 N/A 6.5 MEDIUM
Push notifications stored on disk in private browsing mode were not being encrypted potentially allowing the leak of sensitive information. This vulnerability affects Firefox < 117, Firefox ESR < 115.2, and Thunderbird < 115.2.
CVE-2023-4576 2 Microsoft, Mozilla 4 Windows, Firefox, Firefox Esr and 1 more 2023-12-10 N/A 8.6 HIGH
On Windows, an integer overflow could occur in `RecordedSourceSurfaceCreation` which resulted in a heap buffer overflow potentially leaking sensitive data that could have led to a sandbox escape. *This bug only affects Firefox on Windows. Other operating systems are unaffected.* This vulnerability affects Firefox < 117, Firefox ESR < 102.15, Firefox ESR < 115.2, Thunderbird < 102.15, and Thunderbird < 115.2.
CVE-2023-4048 2 Debian, Mozilla 3 Debian Linux, Firefox, Firefox Esr 2023-12-10 N/A 7.5 HIGH
An out-of-bounds read could have led to an exploitable crash when parsing HTML with DOMParser in low memory situations. This vulnerability affects Firefox < 116, Firefox ESR < 102.14, and Firefox ESR < 115.1.
CVE-2023-4573 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2023-12-10 N/A 6.5 MEDIUM
When receiving rendering data over IPC `mStream` could have been destroyed when initialized, which could have led to a use-after-free causing a potentially exploitable crash. This vulnerability affects Firefox < 117, Firefox ESR < 102.15, Firefox ESR < 115.2, Thunderbird < 102.15, and Thunderbird < 115.2.
CVE-2023-5725 2 Debian, Mozilla 4 Debian Linux, Firefox, Firefox Esr and 1 more 2023-12-10 N/A 4.3 MEDIUM
A malicious installed WebExtension could open arbitrary URLs, which under the right circumstance could be leveraged to collect sensitive user data. This vulnerability affects Firefox < 119, Firefox ESR < 115.4, and Thunderbird < 115.4.1.
CVE-2023-4577 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2023-12-10 N/A 6.5 MEDIUM
When `UpdateRegExpStatics` attempted to access `initialStringHeap` it could already have been garbage collected prior to entering the function, which could potentially have led to an exploitable crash. This vulnerability affects Firefox < 117, Firefox ESR < 115.2, and Thunderbird < 115.2.
CVE-2023-4581 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2023-12-10 N/A 4.3 MEDIUM
Excel `.xll` add-in files did not have a blocklist entry in Firefox's executable blocklist which allowed them to be downloaded without any warning of their potential harm. This vulnerability affects Firefox < 117, Firefox ESR < 102.15, Firefox ESR < 115.2, Thunderbird < 102.15, and Thunderbird < 115.2.
CVE-2023-4052 1 Mozilla 2 Firefox, Firefox Esr 2023-12-10 N/A 6.5 MEDIUM
The Firefox updater created a directory writable by non-privileged users. When uninstalling Firefox, any files in that directory would be recursively deleted with the permissions of the uninstalling user account. This could be combined with creation of a junction (a form of symbolic link) to allow arbitrary file deletion controlled by the non-privileged user. *This bug only affects Firefox on Windows. Other operating systems are unaffected.* This vulnerability affects Firefox < 116, Firefox ESR < 115.1, and Thunderbird < 115.1.
CVE-2023-4054 2 Microsoft, Mozilla 3 Windows, Firefox, Firefox Esr 2023-12-10 N/A 5.5 MEDIUM
When opening appref-ms files, Firefox did not warn the user that these files may contain malicious code. *This bug only affects Firefox on Windows. Other operating systems are unaffected.* This vulnerability affects Firefox < 116, Firefox ESR < 102.14, Firefox ESR < 115.1, Thunderbird < 102.14, and Thunderbird < 115.1.
CVE-2023-4582 2 Apple, Mozilla 4 Macos, Firefox, Firefox Esr and 1 more 2023-12-10 N/A 8.8 HIGH
Due to large allocation checks in Angle for glsl shaders being too lenient a buffer overflow could have occured when allocating too much private shader memory on mac OS. *This bug only affects Firefox on macOS. Other operating systems are unaffected.* This vulnerability affects Firefox < 117, Firefox ESR < 115.2, and Thunderbird < 115.2.
CVE-2023-4050 2 Debian, Mozilla 3 Debian Linux, Firefox, Firefox Esr 2023-12-10 N/A 7.5 HIGH
In some cases, an untrusted input stream was copied to a stack buffer without checking its size. This resulted in a potentially exploitable crash which could have led to a sandbox escape. This vulnerability affects Firefox < 116, Firefox ESR < 102.14, and Firefox ESR < 115.1.
CVE-2023-4047 2 Debian, Mozilla 3 Debian Linux, Firefox, Firefox Esr 2023-12-10 N/A 8.8 HIGH
A bug in popup notifications delay calculation could have made it possible for an attacker to trick a user into granting permissions. This vulnerability affects Firefox < 116, Firefox ESR < 102.14, and Firefox ESR < 115.1.
CVE-2023-5169 3 Debian, Fedoraproject, Mozilla 5 Debian Linux, Fedora, Firefox and 2 more 2023-12-10 N/A 6.5 MEDIUM
A compromised content process could have provided malicious data in a `PathRecording` resulting in an out-of-bounds write, leading to a potentially exploitable crash in a privileged process. This vulnerability affects Firefox < 118, Firefox ESR < 115.3, and Thunderbird < 115.3.
CVE-2023-4057 1 Mozilla 2 Firefox, Firefox Esr 2023-12-10 N/A 9.8 CRITICAL
Memory safety bugs present in Firefox 115, Firefox ESR 115.0, and Thunderbird 115.0. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 116, Firefox ESR < 115.1, and Thunderbird < 115.1.