| 148774 | Mozilla Firefox ESR < 78.10 | Nessus | MacOS X Local Security Checks | 2021/4/19 | 2025/11/18 | high |
| 148984 | RHEL 8 : thunderbird（RHSA-2021：1353) | Nessus | Red Hat Local Security Checks | 2021/4/26 | 2024/11/7 | high |
| 149001 | Oracle Linux 7：Firefox（ELSA-2021-1363） | Nessus | Oracle Linux Local Security Checks | 2021/4/27 | 2024/10/22 | high |
| 149026 | CentOS 8：thunderbird（CESA-2021：1353） | Nessus | CentOS Local Security Checks | 2021/4/27 | 2024/1/3 | high |
| 149180 | SUSE SLES15セキュリティ更新プログラム: MozillaFirefox(SUSE-SU-2021:1433-1) | Nessus | SuSE Local Security Checks | 2021/4/30 | 2024/1/2 | high |
| 149577 | openSUSEセキュリティ更新プログラム: MozillaThunderbird(openSUSE-2021-644) | Nessus | SuSE Local Security Checks | 2021/5/18 | 2024/1/1 | high |
| 293849 | MiracleLinux 8thunderbird-78.10.0-1.0.1.el8AXSA:2021-1726:09 | Nessus | Miracle Linux Local Security Checks | 2026/1/20 | 2026/1/20 | high |
| 294682 | MiracleLinux 7firefox-78.10.0-1.0.1.el7AXSA:2021-1724:11 | Nessus | Miracle Linux Local Security Checks | 2026/1/20 | 2026/1/20 | high |
| 149863 | Amazon Linux 2：thunderbird（ALAS-2021-1644） | Nessus | Amazon Linux Local Security Checks | 2021/5/24 | 2024/12/11 | high |
| 148766 | Mozilla Firefox < 88.0 | Nessus | MacOS X Local Security Checks | 2021/4/19 | 2025/11/18 | high |
| 148983 | RHEL 8 : thunderbird（RHSA-2021：1352) | Nessus | Red Hat Local Security Checks | 2021/4/26 | 2024/11/7 | high |
| 148985 | RHEL 8 : thunderbird（RHSA-2021：1351) | Nessus | Red Hat Local Security Checks | 2021/4/26 | 2024/11/7 | high |
| 148990 | RHEL 7：firefox（RHSA-2021: 1363) | Nessus | Red Hat Local Security Checks | 2021/4/26 | 2024/11/7 | high |
| 148999 | Oracle Linux 8：Firefox（ELSA-2021-1360） | Nessus | Oracle Linux Local Security Checks | 2021/4/27 | 2024/10/23 | high |
| 294406 | MiracleLinux 4thunderbird-78.10.0-1.0.1.AXS4AXSA:2021-1718:08 | Nessus | Miracle Linux Local Security Checks | 2026/1/20 | 2026/1/20 | high |
| 148932 | Debian DSA-4895-1: firefox-esr - セキュリティ更新 | Nessus | Debian Local Security Checks | 2021/4/22 | 2024/1/12 | high |
| 148993 | RHEL 8: firefox（RHSA-2021: 1360) | Nessus | Red Hat Local Security Checks | 2021/4/26 | 2024/11/7 | high |
| 148998 | Oracle Linux 7：thunderbird（ELSA-2021-1350） | Nessus | Oracle Linux Local Security Checks | 2021/4/27 | 2024/10/23 | high |
| 149554 | openSUSE セキュリティ更新プログラム: MozillaFirefox(openSUSE-2021-621) | Nessus | SuSE Local Security Checks | 2021/5/18 | 2024/1/1 | high |
| 246503 | Linux Distros のパッチ未適用の脆弱性: CVE-2021-23994 | Nessus | Misc. | 2025/8/9 | 2025/8/9 | high |
| 150949 | Ubuntu 20.04 LTS : Thunderbird の脆弱性 (USN-4995-1) | Nessus | Ubuntu Local Security Checks | 2021/6/22 | 2024/8/27 | high |
| 151017 | Ubuntu 18.04 LTS : Thunderbird の脆弱性 (USN-4995-2) | Nessus | Ubuntu Local Security Checks | 2021/6/25 | 2024/10/29 | high |
| 148772 | Mozilla Thunderbird < 78.10 | Nessus | MacOS X Local Security Checks | 2021/4/19 | 2025/11/18 | high |
| 148981 | RHEL 7 : thunderbird (RHSA-2021:1350) | Nessus | Red Hat Local Security Checks | 2021/4/26 | 2024/11/7 | high |
| 148989 | RHEL 8 : firefox (RHSA-2021:1361) | Nessus | Red Hat Local Security Checks | 2021/4/26 | 2024/11/8 | high |
| 148992 | Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS : Firefox vulnerabilities (USN-4926-1) | Nessus | Ubuntu Local Security Checks | 2021/4/26 | 2024/8/28 | high |
| 149035 | SUSE SLES12 Security Update : MozillaFirefox (SUSE-SU-2021:1325-1) | Nessus | SuSE Local Security Checks | 2021/4/28 | 2024/1/3 | high |
| 150617 | SUSE SLES11 Security Update : MozillaFirefox (SUSE-SU-2021:14708-1) | Nessus | SuSE Local Security Checks | 2021/6/10 | 2023/12/26 | high |
| 154502 | NewStart CGSL MAIN 6.02 : firefox Multiple Vulnerabilities (NS-SA-2021-0131) | Nessus | NewStart CGSL Local Security Checks | 2021/10/27 | 2023/11/27 | high |
| 148964 | Debian DSA-4897-1 : thunderbird - security update | Nessus | Debian Local Security Checks | 2021/4/23 | 2024/1/12 | high |
| 148932 | Debian DSA-4895-1 : firefox-esr - security update | Nessus | Debian Local Security Checks | 2021/4/22 | 2024/1/12 | high |
| 148993 | RHEL 8 : firefox (RHSA-2021:1360) | Nessus | Red Hat Local Security Checks | 2021/4/26 | 2024/11/7 | high |
| 148998 | Oracle Linux 7 : thunderbird (ELSA-2021-1350) | Nessus | Oracle Linux Local Security Checks | 2021/4/27 | 2024/10/23 | high |
| 149554 | openSUSE Security Update : MozillaFirefox (openSUSE-2021-621) | Nessus | SuSE Local Security Checks | 2021/5/18 | 2024/1/1 | high |
| 246503 | Linux Distros Unpatched Vulnerability : CVE-2021-23994 | Nessus | Misc. | 2025/8/9 | 2025/8/9 | high |
| 150949 | Ubuntu 20.04 LTS : Thunderbird vulnerabilities (USN-4995-1) | Nessus | Ubuntu Local Security Checks | 2021/6/22 | 2024/8/27 | high |
| 151017 | Ubuntu 18.04 LTS : Thunderbird vulnerabilities (USN-4995-2) | Nessus | Ubuntu Local Security Checks | 2021/6/25 | 2024/10/29 | high |
| 148774 | Mozilla Firefox ESR < 78.10 | Nessus | MacOS X Local Security Checks | 2021/4/19 | 2025/11/18 | high |
| 148984 | RHEL 8 : thunderbird (RHSA-2021:1353) | Nessus | Red Hat Local Security Checks | 2021/4/26 | 2024/11/7 | high |
| 149001 | Oracle Linux 7 : firefox (ELSA-2021-1363) | Nessus | Oracle Linux Local Security Checks | 2021/4/27 | 2024/10/22 | high |
| 149026 | CentOS 8 : thunderbird (CESA-2021:1353) | Nessus | CentOS Local Security Checks | 2021/4/27 | 2024/1/3 | high |
| 149180 | SUSE SLES15 Security Update : MozillaFirefox (SUSE-SU-2021:1433-1) | Nessus | SuSE Local Security Checks | 2021/4/30 | 2024/1/2 | high |
| 149226 | GLSA-202104-09 : Mozilla Thunderbird: Multiple vulnerabilities | Nessus | Gentoo Local Security Checks | 2021/5/3 | 2024/1/12 | high |
| 149577 | openSUSE Security Update : MozillaThunderbird (openSUSE-2021-644) | Nessus | SuSE Local Security Checks | 2021/5/18 | 2024/1/1 | high |
| 160862 | NewStart CGSL CORE 5.05 / MAIN 5.05 : firefox Multiple Vulnerabilities (NS-SA-2022-0029) | Nessus | NewStart CGSL Local Security Checks | 2022/5/10 | 2023/10/30 | high |
| 293849 | MiracleLinux 8 : thunderbird-78.10.0-1.0.1.el8 (AXSA:2021-1726:09) | Nessus | Miracle Linux Local Security Checks | 2026/1/20 | 2026/1/20 | high |
| 294682 | MiracleLinux 7 : firefox-78.10.0-1.0.1.el7 (AXSA:2021-1724:11) | Nessus | Miracle Linux Local Security Checks | 2026/1/20 | 2026/1/20 | high |
| 149863 | Amazon Linux 2 : thunderbird (ALAS-2021-1644) | Nessus | Amazon Linux Local Security Checks | 2021/5/24 | 2024/12/11 | high |
| 148766 | Mozilla Firefox < 88.0 | Nessus | MacOS X Local Security Checks | 2021/4/19 | 2025/11/18 | high |
| 148983 | RHEL 8 : thunderbird (RHSA-2021:1352) | Nessus | Red Hat Local Security Checks | 2021/4/26 | 2024/11/7 | high |
