Vulnerabilities > Mozilla > Firefox ESR > 115.5.0
| DATE | CVE | VULNERABILITY TITLE | RISK |
|---|---|---|---|
| 2023-12-19 | CVE-2023-6863 | The `ShutdownObserver()` was susceptible to potentially undefined behavior due to its reliance on a dynamic type that lacked a virtual destructor. | 8.8 |
| 2023-12-19 | CVE-2023-6864 | Out-of-bounds Write vulnerability in multiple products Memory safety bugs present in Firefox 120, Firefox ESR 115.5, and Thunderbird 115.5. | 8.8 |
| 2023-12-19 | CVE-2023-6865 | `EncryptingOutputStream` was susceptible to exposing uninitialized data. | 6.5 |
| 2023-12-19 | CVE-2023-6867 | Improper Restriction of Rendered UI Layers or Frames vulnerability in multiple products The timing of a button click causing a popup to disappear was approximately the same length as the anti-clickjacking delay on permission prompts. | 6.1 |