Vulnerabilities > Mozilla > Thunderbird > 78.9.1
| DATE | CVE | VULNERABILITY TITLE | RISK |
|---|---|---|---|
| 2021-06-24 | CVE-2021-29964 | Out-of-bounds Read vulnerability in Mozilla Firefox A locally-installed hostile program could send `WM_COPYDATA` messages that Firefox would process incorrectly, leading to an out-of-bounds read. | 7.1 |
| 2021-06-24 | CVE-2021-29967 | Out-of-bounds Write vulnerability in Mozilla Firefox ESR Mozilla developers reported memory safety bugs present in Firefox 88 and Firefox ESR 78.11. | 8.8 |