| 153880 | Mozilla Firefox < 93.0 | Nessus | MacOS X Local Security Checks | 10/5/2021 | 5/9/2022 | critical |
| 157736 | Rocky Linux 8 : firefox (RLSA-2021:4123) | Nessus | Rocky Linux Local Security Checks | 2/9/2022 | 11/6/2023 | critical |
| 155075 | RHEL 8 : firefox (RHSA-2021:4607) | Nessus | Red Hat Local Security Checks | 11/11/2021 | 4/28/2024 | critical |
| 156457 | Debian DLA-2874-1 : thunderbird - LTS security update | Nessus | Debian Local Security Checks | 1/4/2022 | 5/6/2022 | critical |
| 154876 | Mozilla Thunderbird < 91.3 | Nessus | MacOS X Local Security Checks | 11/3/2021 | 3/17/2022 | critical |
| 154942 | RHEL 8 : thunderbird (RHSA-2021:4133) | Nessus | Red Hat Local Security Checks | 11/6/2021 | 4/23/2024 | critical |
| 155023 | RHEL 8 : firefox (RHSA-2021:4605) | Nessus | Red Hat Local Security Checks | 11/10/2021 | 4/28/2024 | critical |
| 154909 | RHEL 8 : firefox (RHSA-2021:4123) | Nessus | Red Hat Local Security Checks | 11/5/2021 | 4/28/2024 | critical |
| 154875 | Mozilla Thunderbird < 91.3 | Nessus | Windows | 11/3/2021 | 3/17/2022 | critical |
| 156191 | Debian DSA-5026-1 : firefox-esr - security update | Nessus | Debian Local Security Checks | 12/19/2021 | 3/17/2022 | critical |
| 156385 | Debian DLA-2863-1 : firefox-esr - LTS security update | Nessus | Debian Local Security Checks | 12/29/2021 | 3/17/2022 | critical |
| 174073 | NewStart CGSL CORE 5.05 / MAIN 5.05 : firefox Multiple Vulnerabilities (NS-SA-2023-0009) | Nessus | NewStart CGSL Local Security Checks | 4/11/2023 | 4/18/2023 | critical |
| 154947 | RHEL 8 : thunderbird (RHSA-2021:4132) | Nessus | Red Hat Local Security Checks | 11/6/2021 | 4/28/2024 | critical |
| 154944 | RHEL 8 : thunderbird (RHSA-2021:4130) | Nessus | Red Hat Local Security Checks | 11/6/2021 | 4/28/2024 | critical |
| 153881 | Mozilla Firefox < 93.0 | Nessus | Windows | 10/5/2021 | 5/9/2022 | critical |
| 156451 | Debian DSA-5034-1 : thunderbird - security update | Nessus | Debian Local Security Checks | 1/3/2022 | 5/6/2022 | critical |
| 154891 | RHEL 7 : firefox (RHSA-2021:4116) | Nessus | Red Hat Local Security Checks | 11/4/2021 | 4/28/2024 | critical |
| 154943 | RHEL 7 : thunderbird (RHSA-2021:4134) | Nessus | Red Hat Local Security Checks | 11/6/2021 | 4/28/2024 | critical |
| 156961 | Ubuntu 18.04 LTS / 20.04 LTS : Thunderbird vulnerabilities (USN-5248-1) | Nessus | Ubuntu Local Security Checks | 1/22/2022 | 7/10/2023 | critical |
