| 145844 | CentOS 8 : thunderbird (CESA-2020:4913) | Nessus | CentOS Local Security Checks | 2021/2/1 | 2021/3/23 | critical |
| 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 |
| 147312 | NewStart CGSL MAIN 4.06 : thunderbird Multiple Vulnerabilities (NS-SA-2021-0002) | Nessus | NewStart CGSL Local Security Checks | 2021/3/10 | 2023/4/25 | critical |
| 141775 | Mozilla Thunderbird < 78.4 | Nessus | Windows | 2020/10/21 | 2025/11/18 | critical |
| 141816 | RHEL 8 : firefox (RHSA-2020:4311) | Nessus | Red Hat Local Security Checks | 2020/10/22 | 2024/11/7 | critical |
| 141819 | RHEL 7 : firefox (RHSA-2020:4310) | Nessus | Red Hat Local Security Checks | 2020/10/22 | 2024/11/7 | critical |
| 141823 | RHEL 8 : firefox (RHSA-2020:4315) | Nessus | Red Hat Local Security Checks | 2020/10/22 | 2024/11/7 | critical |
| 141838 | Scientific Linux Security Update : firefox on SL7.x x86_64 (20201022) | Nessus | Scientific Linux Local Security Checks | 2020/10/23 | 2024/2/14 | critical |
| 141911 | RHEL 6 : firefox (RHSA-2020:4330) | Nessus | Red Hat Local Security Checks | 2020/10/26 | 2024/11/7 | critical |
| 142012 | Scientific Linux Security Update : firefox on SL6.x i386/x86_64 (20201026) | Nessus | Scientific Linux Local Security Checks | 2020/10/28 | 2020/11/12 | critical |
| 142471 | RHEL 8 : thunderbird (RHSA-2020:4944) | Nessus | Red Hat Local Security Checks | 2020/11/5 | 2024/11/7 | critical |
| 142476 | RHEL 6 : thunderbird (RHSA-2020:4947) | Nessus | Red Hat Local Security Checks | 2020/11/5 | 2024/11/7 | critical |
| 142649 | CentOS 6 : firefox (RHSA-2020:4330) | Nessus | CentOS Local Security Checks | 2020/11/9 | 2024/10/9 | critical |
| 142900 | Oracle Linux 6 : thunderbird (ELSA-2020-4947) | Nessus | Oracle Linux Local Security Checks | 2020/11/14 | 2024/10/22 | critical |
| 142962 | Oracle Linux 8 : thunderbird (ELSA-2020-4913) | Nessus | Oracle Linux Local Security Checks | 2020/11/17 | 2024/10/22 | critical |
| 145924 | CentOS 8 : firefox (CESA-2020:4317) | Nessus | CentOS Local Security Checks | 2021/2/1 | 2021/3/23 | critical |
| 150643 | SUSE SLES11 Security Update : MozillaFirefox (SUSE-SU-2020:14522-1) | Nessus | SuSE Local Security Checks | 2021/6/10 | 2021/6/10 | critical |
| 243759 | Linux Distros Unpatched Vulnerability : CVE-2020-15683 | Nessus | Misc. | 2025/8/5 | 2025/8/5 | critical |
| 294249 | MiracleLinux 8 : firefox-78.4.0-1.0.1.el8_2 (AXSA:2020-890:23) | Nessus | Miracle Linux Local Security Checks | 2026/1/20 | 2026/1/20 | critical |
