| 157516 | AlmaLinux 8firefox (ALSA-2021:4123) | Nessus | Alma Linux Local Security Checks | 2/9/2022 | 3/17/2022 | critical |
| 157736 | Rocky Linux 8firefox (RLSA-2021:4123) | Nessus | Rocky Linux Local Security Checks | 2/9/2022 | 11/6/2023 | critical |
| 154969 | CentOS 8：firefox (CESA-2021: 4123) | Nessus | CentOS Local Security Checks | 11/9/2021 | 3/17/2022 | critical |
| 157643 | AlmaLinux 8thunderbird (ALSA-2021:4130) | Nessus | Alma Linux Local Security Checks | 2/9/2022 | 3/17/2022 | critical |
| 154817 | Mozilla Firefox ESR < 91.3 | Nessus | Windows | 11/2/2021 | 11/18/2025 | critical |
| 154820 | Mozilla Firefox < 94.0 | Nessus | MacOS X Local Security Checks | 11/2/2021 | 11/18/2025 | critical |
| 154944 | RHEL 8：thunderbird (RHSA-2021: 4130) | Nessus | Red Hat Local Security Checks | 11/6/2021 | 11/7/2024 | critical |
| 154947 | RHEL 8：thunderbird (RHSA-2021: 4132) | Nessus | Red Hat Local Security Checks | 11/6/2021 | 11/7/2024 | critical |
| 154816 | Mozilla Firefox ESR < 91.3 | Nessus | MacOS X Local Security Checks | 11/2/2021 | 11/18/2025 | critical |
| 154819 | Mozilla Firefox < 94.0 | Nessus | Windows | 11/2/2021 | 11/18/2025 | critical |
| 154886 | Oracle Linux 7：firefox (ELSA-2021-4116) | Nessus | Oracle Linux Local Security Checks | 11/4/2021 | 10/22/2024 | critical |
| 154979 | CentOS 8：thunderbird (CESA-2021: 4130) | Nessus | CentOS Local Security Checks | 11/9/2021 | 3/17/2022 | critical |
| 155637 | Ubuntu 21.10：thunderbird 弱點 (USN-5152-1) | Nessus | Ubuntu Local Security Checks | 11/19/2021 | 8/28/2024 | critical |
| 159007 | GLSA-202202-03：Mozilla Firefox：多個弱點 | Nessus | Gentoo Local Security Checks | 3/17/2022 | 3/6/2025 | critical |
| 294633 | MiracleLinux 8thunderbird-91.3.0-2.el8.ML.1 (AXSA:2021-2532:20) | Nessus | Miracle Linux Local Security Checks | 1/20/2026 | 1/20/2026 | critical |
| 154816 | Mozilla Firefox ESR < 91.3 | Nessus | MacOS X Local Security Checks | 11/2/2021 | 11/18/2025 | critical |
| 154819 | Mozilla Firefox < 94.0 | Nessus | Windows | 11/2/2021 | 11/18/2025 | critical |
| 154886 | Oracle Linux 7：firefox (ELSA-2021-4116) | Nessus | Oracle Linux Local Security Checks | 11/4/2021 | 10/22/2024 | critical |
| 154979 | CentOS 8：thunderbird (CESA-2021: 4130) | Nessus | CentOS Local Security Checks | 11/9/2021 | 3/17/2022 | critical |
| 155637 | Ubuntu 21.10：Thunderbird 漏洞 (USN-5152-1) | Nessus | Ubuntu Local Security Checks | 11/19/2021 | 8/28/2024 | critical |
| 159007 | GLSA-202202-03：Mozilla Firefox：多个漏洞 | Nessus | Gentoo Local Security Checks | 3/17/2022 | 3/6/2025 | critical |
| 294633 | iracleLinux 8thunderbird-91.3.0-2.el8.ML.1 (AXSA:2021-2532:20) | Nessus | Miracle Linux Local Security Checks | 1/20/2026 | 1/20/2026 | critical |
| 154875 | Mozilla Thunderbird < 91.3 | Nessus | Windows | 11/3/2021 | 11/18/2025 | critical |
| 154905 | Oracle Linux 8：firefox (ELSA-2021-4123) | Nessus | Oracle Linux Local Security Checks | 11/5/2021 | 10/22/2024 | critical |
| 154942 | RHEL 8：thunderbird (RHSA-2021:4133) | Nessus | Red Hat Local Security Checks | 11/6/2021 | 11/7/2024 | critical |
| 155539 | CentOS 7: firefox (RHSA-2021:4116) | Nessus | CentOS Local Security Checks | 11/17/2021 | 10/9/2024 | critical |
| 154883 | Ubuntu 18.04 LTS / 20.04 LTS：Firefox 漏洞 (USN-5131-1) | Nessus | Ubuntu Local Security Checks | 11/3/2021 | 8/28/2024 | critical |
| 154902 | Oracle Linux 7：thunderbird (ELSA-2021-4134) | Nessus | Oracle Linux Local Security Checks | 11/5/2021 | 10/22/2024 | critical |
| 154934 | Oracle Linux 8：thunderbird (ELSA-2021-4130) | Nessus | Oracle Linux Local Security Checks | 11/5/2021 | 10/22/2024 | critical |
| 155023 | RHEL 8：firefox (RHSA-2021: 4605) | Nessus | Red Hat Local Security Checks | 11/10/2021 | 11/8/2024 | critical |
| 156385 | Debian DLA-2863-1：firefox-esr - LTS 安全更新 | Nessus | Debian Local Security Checks | 12/29/2021 | 1/24/2025 | critical |
| 156961 | Ubuntu 18.04 LTS / 20.04 LTS：Thunderbird 漏洞 (USN-5248-1) | Nessus | Ubuntu Local Security Checks | 1/22/2022 | 3/6/2025 | critical |
| 163986 | GLSA-202208-14：Mozilla Thunderbird：多个漏洞 | Nessus | Gentoo Local Security Checks | 8/10/2022 | 10/16/2023 | critical |
| 247882 | Linux Distros 未修补的漏洞：CVE-2021-38509 | Nessus | Misc. | 8/11/2025 | 7/24/2026 | medium |
| 154876 | Mozilla Thunderbird < 91.3 | Nessus | MacOS X Local Security Checks | 11/3/2021 | 11/18/2025 | critical |
| 294180 | MiracleLinux 8firefox-91.3.0-1.el8.ML.1AXSA:2021-2529:31 | Nessus | Miracle Linux Local Security Checks | 1/20/2026 | 1/20/2026 | critical |
| 154891 | RHEL 7：firefox（RHSA-2021:4116） | Nessus | Red Hat Local Security Checks | 11/4/2021 | 11/7/2024 | critical |
| 154909 | RHEL 8: firefox（RHSA-2021：4123) | Nessus | Red Hat Local Security Checks | 11/5/2021 | 11/7/2024 | critical |
| 154943 | RHEL 7 : thunderbird（RHSA-2021：4134) | Nessus | Red Hat Local Security Checks | 11/6/2021 | 11/7/2024 | critical |
| 156191 | Debian DSA-5026-1：firefox-esr - セキュリティ更新 | Nessus | Debian Local Security Checks | 12/19/2021 | 1/24/2025 | critical |
| 156457 | Debian DLA-2874-1: thunderbird - LTS セキュリティ更新 | Nessus | Debian Local Security Checks | 1/4/2022 | 5/6/2022 | critical |
| 154875 | Mozilla Thunderbird < 91.3 | Nessus | Windows | 11/3/2021 | 11/18/2025 | critical |
| 154905 | Oracle Linux 8：Firefox (ELSA-2021-4123 ) | Nessus | Oracle Linux Local Security Checks | 11/5/2021 | 10/22/2024 | critical |
| 154942 | RHEL 8 : thunderbird (RHSA-2021:4133) | Nessus | Red Hat Local Security Checks | 11/6/2021 | 11/7/2024 | critical |
| 155539 | CentOS 7 : firefox (RHSA-2021:4116) | Nessus | CentOS Local Security Checks | 11/17/2021 | 10/9/2024 | critical |
| 154883 | Ubuntu 18.04LTS / 20.04LTS: Firefox の脆弱性 (USN-5131-1) | Nessus | Ubuntu Local Security Checks | 11/3/2021 | 8/28/2024 | critical |
| 154902 | Oracle Linux 7：thunderbird (ELSA-2021-4134 ) | Nessus | Oracle Linux Local Security Checks | 11/5/2021 | 10/22/2024 | critical |
| 154934 | Oracle Linux 8：thunderbird (ELSA-2021-4130 ) | Nessus | Oracle Linux Local Security Checks | 11/5/2021 | 10/22/2024 | critical |
| 155023 | RHEL 8: firefox (RHSA-2021: 4605) | Nessus | Red Hat Local Security Checks | 11/10/2021 | 11/8/2024 | critical |
| 155575 | SUSE SLED12 / SLES12 セキュリティ更新プログラム: MozillaFirefox (SUSE-SU-2021:3721-1) | Nessus | SuSE Local Security Checks | 11/18/2021 | 6/26/2026 | critical |
