| 154979 | CentOS 8 : thunderbird (CESA-2021:4130) | Nessus | CentOS Local Security Checks | 11/9/2021 | 3/17/2022 | critical |
| 157643 | AlmaLinux 8 : thunderbird (ALSA-2021:4130) | Nessus | Alma Linux Local Security Checks | 2/9/2022 | 3/17/2022 | critical |
| 154886 | Oracle Linux 7 : firefox (ELSA-2021-4116) | Nessus | Oracle Linux Local Security Checks | 11/4/2021 | 3/17/2022 | critical |
| 157549 | AlmaLinux 8 : thunderbird (ALSA-2021:5045) | Nessus | Alma Linux Local Security Checks | 2/9/2022 | 2/14/2022 | high |
| 155915 | Mozilla Firefox ESR < 91.4.0 | Nessus | Windows | 12/8/2021 | 11/22/2023 | critical |
| 155917 | Mozilla Firefox < 95.0 | Nessus | Windows | 12/8/2021 | 11/22/2023 | critical |
| 155919 | Mozilla Thunderbird < 91.4.0 | Nessus | Windows | 12/8/2021 | 11/22/2023 | critical |
| 155995 | RHEL 8 : thunderbird (RHSA-2021:5055) | Nessus | Red Hat Local Security Checks | 12/10/2021 | 4/28/2024 | critical |
| 155968 | RHEL 8 : firefox (RHSA-2021:5013) | Nessus | Red Hat Local Security Checks | 12/10/2021 | 4/28/2024 | critical |
| 155971 | RHEL 8 : firefox (RHSA-2021:5017) | Nessus | Red Hat Local Security Checks | 12/10/2021 | 4/28/2024 | critical |
| 155988 | RHEL 8 : thunderbird (RHSA-2021:5045) | Nessus | Red Hat Local Security Checks | 12/10/2021 | 4/28/2024 | critical |
| 156271 | openSUSE 15 Security Update : MozillaThunderbird (openSUSE-SU-2021:4150-1) | Nessus | SuSE Local Security Checks | 12/25/2021 | 11/22/2023 | critical |
| 163986 | GLSA-202208-14 : Mozilla Thunderbird: Multiple Vulnerabilities | Nessus | Gentoo Local Security Checks | 8/10/2022 | 10/16/2023 | critical |
| 156292 | SUSE SLED15 / SLES15 Security Update : MozillaThunderbird (SUSE-SU-2021:4150-1) | Nessus | SuSE Local Security Checks | 12/25/2021 | 7/14/2023 | critical |
| 155957 | Oracle Linux 8 : firefox (ELSA-2021-5013) | Nessus | Oracle Linux Local Security Checks | 12/9/2021 | 12/30/2021 | high |
| 155972 | Scientific Linux Security Update : thunderbird on SL7.x x86_64 (2021:5046) | Nessus | Scientific Linux Local Security Checks | 12/10/2021 | 12/30/2021 | high |
| 155993 | Oracle Linux 7 : thunderbird (ELSA-2021-5046) | Nessus | Oracle Linux Local Security Checks | 12/10/2021 | 12/30/2021 | high |
| 155996 | CentOS 8 : thunderbird (CESA-2021:5045) | Nessus | CentOS Local Security Checks | 12/10/2021 | 11/22/2023 | high |
| 155997 | CentOS 8 : firefox (CESA-2021:5013) | Nessus | CentOS Local Security Checks | 12/10/2021 | 11/22/2023 | high |
| 156012 | SUSE SLES11 Security Update : MozillaFirefox (SUSE-SU-2021:14859-1) | Nessus | SuSE Local Security Checks | 12/11/2021 | 7/13/2023 | high |
| 156019 | SUSE SLED12 / SLES12 Security Update : MozillaFirefox (SUSE-SU-2021:4000-1) | Nessus | SuSE Local Security Checks | 12/13/2021 | 7/13/2023 | high |
| 156962 | Ubuntu 21.10 : Thunderbird vulnerabilities (USN-5246-1) | Nessus | Ubuntu Local Security Checks | 1/22/2022 | 7/10/2023 | critical |
| 155951 | RHEL 8 : firefox (RHSA-2021:5016) | Nessus | Red Hat Local Security Checks | 12/8/2021 | 4/28/2024 | critical |
| 155976 | RHEL 8 : thunderbird (RHSA-2021:5048) | Nessus | Red Hat Local Security Checks | 12/10/2021 | 4/28/2024 | critical |
| 155954 | RHEL 7 : firefox (RHSA-2021:5014) | Nessus | Red Hat Local Security Checks | 12/8/2021 | 4/28/2024 | critical |
| 154817 | Mozilla Firefox ESR < 91.3 | Nessus | Windows | 11/2/2021 | 3/17/2022 | critical |
| 154934 | Oracle Linux 8 : thunderbird (ELSA-2021-4130) | Nessus | Oracle Linux Local Security Checks | 11/5/2021 | 3/17/2022 | critical |
| 155538 | CentOS 7 : thunderbird (CESA-2021:4134) | Nessus | CentOS Local Security Checks | 11/17/2021 | 3/17/2022 | critical |
| 155539 | CentOS 7 : firefox (CESA-2021:4116) | Nessus | CentOS Local Security Checks | 11/17/2021 | 3/17/2022 | critical |
| 155157 | SUSE SLES15 Security Update : MozillaFirefox (SUSE-SU-2021:3651-1) | Nessus | SuSE Local Security Checks | 11/11/2021 | 7/13/2023 | critical |
