| 144987 | Scientific Linux Security Update : thunderbird on SL7.x x86_64 (2021:0087) | Nessus | Scientific Linux Local Security Checks | 2021/1/14 | 2021/2/12 | high |
| 145071 | Google Chrome < 88.0.4324.96 Multiple Vulnerabilities | Nessus | Windows | 2021/1/19 | 2025/11/24 | critical |
| 145072 | Google Chrome < 88.0.4324.96 Multiple Vulnerabilities | Nessus | MacOS X Local Security Checks | 2021/1/19 | 2025/11/24 | critical |
| 145221 | Ubuntu 20.10 : Thunderbird vulnerabilities (USN-4701-1) | Nessus | Ubuntu Local Security Checks | 2021/1/20 | 2024/8/27 | high |
| 145275 | openSUSE Security Update : MozillaFirefox (openSUSE-2021-63) | Nessus | SuSE Local Security Checks | 2021/1/25 | 2024/1/26 | high |
| 145288 | openSUSE Security Update : MozillaThunderbird (openSUSE-2021-93) | Nessus | SuSE Local Security Checks | 2021/1/25 | 2024/1/26 | high |
| 145776 | Fedora 32 : chromium (2021-b7cc24375b) | Nessus | Fedora Local Security Checks | 2021/2/1 | 2024/1/25 | critical |
| 145862 | CentOS 8 : firefox (CESA-2021:0052) | Nessus | CentOS Local Security Checks | 2021/2/1 | 2021/3/23 | high |
| 146155 | Debian DLA-2541-1 : thunderbird security update | Nessus | Debian Local Security Checks | 2021/2/4 | 2024/1/24 | high |
| 294225 | MiracleLinux 8 : thunderbird-78.8.0-1.0.1.el8 (AXSA:2021-1569:03) | Nessus | Miracle Linux Local Security Checks | 2026/1/20 | 2026/2/4 | high |
| 294461 | MiracleLinux 4 : firefox-78.6.1-1.0.1.AXS4 (AXSA:2021-1250:01) | Nessus | Miracle Linux Local Security Checks | 2026/1/20 | 2026/1/20 | high |
| 144808 | Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS : Firefox vulnerability (USN-4687-1) | Nessus | Ubuntu Local Security Checks | 2021/1/8 | 2024/8/28 | high |
| 144832 | GLSA-202101-04 : Mozilla Firefox: Remote code execution | Nessus | Gentoo Local Security Checks | 2021/1/11 | 2024/1/30 | high |
| 144847 | RHEL 8 : firefox (RHSA-2021:0052) | Nessus | Red Hat Local Security Checks | 2021/1/11 | 2024/11/7 | high |
| 144854 | Mozilla Thunderbird < 78.6.1 | Nessus | Windows | 2021/1/11 | 2025/11/18 | high |
| 144940 | Oracle Linux 7 : thunderbird (ELSA-2021-0087) | Nessus | Oracle Linux Local Security Checks | 2021/1/13 | 2024/10/22 | high |
| 145038 | CentOS 7 : thunderbird (RHSA-2021:0087) | Nessus | CentOS Local Security Checks | 2021/1/16 | 2024/10/9 | high |
| 145316 | FreeBSD : chromium -- multiple vulnerabilities (4ed0e43c-5cef-11eb-bafd-3065ec8fd3ec) | Nessus | FreeBSD Local Security Checks | 2021/1/25 | 2024/1/26 | critical |
| 146318 | Debian DSA-4846-1 : chromium - security update | Nessus | Debian Local Security Checks | 2021/2/9 | 2024/1/22 | critical |
| 147268 | NewStart CGSL MAIN 6.02 : firefox Multiple Vulnerabilities (NS-SA-2021-0089) | Nessus | NewStart CGSL Local Security Checks | 2021/3/10 | 2021/3/10 | high |
| 150667 | SUSE SLES11 Security Update : MozillaFirefox (SUSE-SU-2021:14595-1) | Nessus | SuSE Local Security Checks | 2021/6/10 | 2021/6/10 | high |
| 154489 | NewStart CGSL MAIN 6.02 : firefox Multiple Vulnerabilities (NS-SA-2021-0120) | Nessus | NewStart CGSL Local Security Checks | 2021/10/27 | 2021/10/27 | high |
| 145728 | Debian DSA-4842-1 : thunderbird - security update | Nessus | Debian Local Security Checks | 2021/2/1 | 2024/1/25 | high |
| 154475 | NewStart CGSL MAIN 6.02 : thunderbird Multiple Vulnerabilities (NS-SA-2021-0119) | Nessus | NewStart CGSL Local Security Checks | 2021/10/27 | 2023/11/27 | high |
| 245692 | Linux Distros Unpatched Vulnerability : CVE-2020-16044 | Nessus | Misc. | 2025/8/8 | 2026/7/24 | high |
| 144836 | Debian DLA-2521-1 : firefox-esr security update | Nessus | Debian Local Security Checks | 2021/1/11 | 2024/1/30 | high |
| 144839 | Debian DSA-4827-1 : firefox-esr - security update | Nessus | Debian Local Security Checks | 2021/1/11 | 2024/1/30 | high |
| 144845 | RHEL 8 : firefox (RHSA-2021:0055) | Nessus | Red Hat Local Security Checks | 2021/1/11 | 2024/11/7 | high |
| 144848 | RHEL 8 : firefox (RHSA-2021:0054) | Nessus | Red Hat Local Security Checks | 2021/1/11 | 2024/11/7 | high |
| 144937 | RHEL 8 : thunderbird (RHSA-2021:0089) | Nessus | Red Hat Local Security Checks | 2021/1/13 | 2024/11/7 | high |
| 144941 | RHEL 8 : thunderbird (RHSA-2021:0088) | Nessus | Red Hat Local Security Checks | 2021/1/13 | 2024/11/7 | high |
| 145012 | Oracle Linux 8 : thunderbird (ELSA-2021-0089) | Nessus | Oracle Linux Local Security Checks | 2021/1/14 | 2024/10/23 | high |
| 145327 | GLSA-202101-14 : Mozilla Thunderbird: Remote code execution | Nessus | Gentoo Local Security Checks | 2021/1/25 | 2024/1/26 | high |
| 145485 | openSUSE Security Update : chromium (openSUSE-2021-166) | Nessus | SuSE Local Security Checks | 2021/1/27 | 2024/1/26 | critical |
| 147342 | NewStart CGSL MAIN 6.02 : thunderbird Multiple Vulnerabilities (NS-SA-2021-0091) | Nessus | NewStart CGSL Local Security Checks | 2021/3/10 | 2021/3/11 | high |
| 154451 | NewStart CGSL CORE 5.05 / MAIN 5.05 : firefox Multiple Vulnerabilities (NS-SA-2021-0178) | Nessus | NewStart CGSL Local Security Checks | 2021/10/27 | 2021/10/27 | high |
| 275849 | Google Chrome < 88.0.4324.104 Multiple Vulnerabilities | Nessus | Windows | 2025/11/20 | 2025/11/24 | critical |
| 275867 | Google Chrome < 88.0.4324.104 Multiple Vulnerabilities | Nessus | MacOS X Local Security Checks | 2025/11/20 | 2025/11/24 | critical |
| 293881 | MiracleLinux 8 : firefox-78.8.0-1.0.1.el8 (AXSA:2021-1575:07) | Nessus | Miracle Linux Local Security Checks | 2026/1/20 | 2026/2/4 | high |
