| CVE-2023-4053 | 中危6.5 | A website could have obscured the full screen notification by using a URL with a scheme handled by an external program, such as a mailto URL. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 116, Firefox ESR < 115.2, and Thunderbird < 115.2. | 01/08/2023 |
| CVE-2023-4052 | 中危6.5 | 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 deleti | 01/08/2023 |
| CVE-2023-4051 | 高危7.5 | A website could have obscured the full screen notification by using the file open dialog. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 116, Firefox ESR < 115.2, and Thunderbird < 115.2. | 01/08/2023 |
| CVE-2023-4050 | 高危7.5 | 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. | 01/08/2023 |
| CVE-2023-4049 | 中危5.9 | Race conditions in reference counting code were found through code inspection. These could have resulted in potentially exploitable use-after-free vulnerabilities. This vulnerability affects Firefox < 116, Firefox ESR < 102.14, and Firefox ESR < 115.1. | 01/08/2023 |
| CVE-2023-4048 | 高危7.5 | 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. | 01/08/2023 |
| CVE-2023-4047 | 高危8.8 | 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. | 01/08/2023 |
| CVE-2023-4046 | 中危5.3 | 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. | 01/08/2023 |
| CVE-2023-4045 | 中危5.3 | 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. | 01/08/2023 |
| CVE-2023-3417 | 高危7.5 | Thunderbird allowed the Text Direction Override Unicode Character in filenames. An email attachment could be incorrectly shown as being a document file, while in fact it was an executable file. Newer versions of Thunderbird will strip the character and show the correct file extension. This vulnerability affects Thunde | 24/07/2023 |
| CVE-2023-3600 | 高危8.8 | During the worker lifecycle, a use-after-free condition could have occurred, which could have led to a potentially exploitable crash. This vulnerability affects Firefox < 115.0.2, Firefox ESR < 115.0.2, and Thunderbird < 115.0.1. | 12/07/2023 |
| CVE-2023-37456 | 中危6.5 | The session restore helper crashed whenever there was no parameter sent to the message handler. This vulnerability affects Firefox for iOS < 115. | 12/07/2023 |
| CVE-2023-37455 | 中危5.4 | The permission request prompt from the site in the background tab was overlaid on top of the site in the foreground tab. This vulnerability affects Firefox for iOS < 115. | 12/07/2023 |
| CVE-2023-3482 | 中危6.5 | When Firefox is configured to block storage of all cookies, it was still possible to store data in localstorage by using an iframe with a source of 'about:blank'. This could have led to malicious websites storing tracking data without permission. This vulnerability affects Firefox < 115. | 05/07/2023 |
| CVE-2023-37212 | 高危8.8 | Memory safety bugs present in Firefox 114. 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 < 115. | 05/07/2023 |
| CVE-2023-37211 | 高危8.8 | Memory safety bugs present in Firefox 114, Firefox ESR 102.12, and Thunderbird 102.12. 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 < 115, Firefox ESR < 102.13, and Thunder | 05/07/2023 |
| CVE-2023-37210 | 中危6.5 | A website could prevent a user from exiting full-screen mode via alert and prompt calls. This could lead to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 115. | 05/07/2023 |
| CVE-2023-37209 | 高危8.8 | A use-after-free condition existed in `NotifyOnHistoryReload` where a `LoadingSessionHistoryEntry` object was freed and a reference to that object remained. This resulted in a potentially exploitable condition when the reference to that object was later reused. This vulnerability affects Firefox < 115. | 05/07/2023 |
| CVE-2023-37206 | 中危6.5 | Uploading files which contain symlinks may have allowed an attacker to trick a user into submitting sensitive data to a malicious website. This vulnerability affects Firefox < 115. | 05/07/2023 |
| CVE-2023-37205 | 中危6.5 | The use of RTL Arabic characters in the address bar may have allowed for URL spoofing. This vulnerability affects Firefox < 115. | 05/07/2023 |