| 142911 | Mozilla Firefox < 83.0 | Nessus | MacOS X Local Security Checks | 2020/11/17 | 2025/11/18 | critical |
| 143059 | Mozilla Thunderbird < 78.5 | Nessus | MacOS X Local Security Checks | 2020/11/18 | 2025/11/18 | critical |
| 143352 | openSUSE Security Update : MozillaFirefox (openSUSE-2020-2020) | Nessus | SuSE Local Security Checks | 2020/11/30 | 2025/2/6 | critical |
| 143540 | openSUSE Security Update : MozillaThunderbird (openSUSE-2020-2187) | Nessus | SuSE Local Security Checks | 2020/12/8 | 2025/2/6 | critical |
| 143723 | SUSE SLED15 / SLES15 Security Update : MozillaFirefox (SUSE-SU-2020:3458-1) | Nessus | SuSE Local Security Checks | 2020/12/9 | 2025/2/6 | critical |
| 143281 | RHEL 8 : thunderbird (RHSA-2020:5232) | Nessus | Red Hat Local Security Checks | 2020/11/30 | 2024/11/7 | high |
| 143368 | Oracle Linux 7 : thunderbird (ELSA-2020-5235) | Nessus | Oracle Linux Local Security Checks | 2020/11/30 | 2024/10/22 | high |
| 143378 | Oracle Linux 7 : firefox (ELSA-2020-5239) | Nessus | Oracle Linux Local Security Checks | 2020/12/1 | 2024/10/23 | high |
| 146197 | Oracle Linux 6 : thunderbird (ELSA-2020-5238) | Nessus | Oracle Linux Local Security Checks | 2021/2/4 | 2024/10/22 | high |
| 143910 | CentOS 7 : thunderbird (RHSA-2020:5235) | Nessus | CentOS Local Security Checks | 2020/12/9 | 2024/10/9 | high |
| 147399 | NewStart CGSL CORE 5.04 / MAIN 5.04 : firefox Multiple Vulnerabilities (NS-SA-2021-0018) | Nessus | NewStart CGSL Local Security Checks | 2021/3/10 | 2022/5/10 | critical |
| 244249 | Linux Distros Unpatched Vulnerability : CVE-2020-26965 | Nessus | Misc. | 2025/8/6 | 2025/8/6 | medium |
| 143224 | Debian DLA-2464-1 : thunderbird security update | Nessus | Debian Local Security Checks | 2020/11/24 | 2024/2/8 | high |
| 143278 | RHEL 6 : thunderbird (RHSA-2020:5238) | Nessus | Red Hat Local Security Checks | 2020/11/30 | 2024/11/7 | high |
| 143360 | Scientific Linux Security Update : firefox on SL7.x x86_64 (2020:5239) | Nessus | Scientific Linux Local Security Checks | 2020/11/30 | 2024/2/7 | high |
| 143372 | Oracle Linux 8 : thunderbird (ELSA-2020-5236) | Nessus | Oracle Linux Local Security Checks | 2020/12/1 | 2024/10/23 | high |
| 293807 | MiracleLinux 4 : thunderbird-78.5.0-1.AXS4 (AXSA:2020-967:10) | Nessus | Miracle Linux Local Security Checks | 2026/1/20 | 2026/1/20 | high |
| 143191 | Debian DSA-4796-1 : thunderbird - security update | Nessus | Debian Local Security Checks | 2020/11/23 | 2024/2/8 | high |
| 154543 | NewStart CGSL CORE 5.05 / MAIN 5.05 : firefox Multiple Vulnerabilities (NS-SA-2021-0154) | Nessus | NewStart CGSL Local Security Checks | 2021/10/27 | 2022/5/9 | critical |
| 142913 | Mozilla Firefox ESR < 78.5 | Nessus | Windows | 2020/11/17 | 2025/11/18 | critical |
| 143058 | Mozilla Thunderbird < 78.5 | Nessus | Windows | 2020/11/18 | 2025/11/18 | critical |
| 143531 | GLSA-202012-04 : Mozilla Thunderbird: Multiple vulnerabilities | Nessus | Gentoo Local Security Checks | 2020/12/7 | 2025/2/6 | critical |
