| 144909 | SUSE SLES12 Security Update : MozillaFirefox (SUSE-SU-2021:0080-1) | Nessus | SuSE Local Security Checks | 1/13/2021 | 1/30/2024 | high |
| 144913 | SUSE SLED15 / SLES15 Security Update : MozillaFirefox (SUSE-SU-2021:0071-1) | Nessus | SuSE Local Security Checks | 1/13/2021 | 1/30/2024 | high |
| 144987 | Scientific Linux Security Update : thunderbird on SL7.x x86_64 (2021:0087) | Nessus | Scientific Linux Local Security Checks | 1/14/2021 | 2/12/2021 | high |
| 145071 | Google Chrome < 88.0.4324.96 Multiple Vulnerabilities | Nessus | Windows | 1/19/2021 | 11/24/2025 | critical |
| 145072 | Google Chrome < 88.0.4324.96 Multiple Vulnerabilities | Nessus | MacOS X Local Security Checks | 1/19/2021 | 11/24/2025 | critical |
| 145221 | Ubuntu 20.10 : Thunderbird vulnerabilities (USN-4701-1) | Nessus | Ubuntu Local Security Checks | 1/20/2021 | 8/27/2024 | high |
| 145275 | openSUSE Security Update : MozillaFirefox (openSUSE-2021-63) | Nessus | SuSE Local Security Checks | 1/25/2021 | 1/26/2024 | high |
| 145288 | openSUSE Security Update : MozillaThunderbird (openSUSE-2021-93) | Nessus | SuSE Local Security Checks | 1/25/2021 | 1/26/2024 | high |
| 145776 | Fedora 32 : chromium (2021-b7cc24375b) | Nessus | Fedora Local Security Checks | 2/1/2021 | 1/25/2024 | critical |
| 145862 | CentOS 8 : firefox (CESA-2021:0052) | Nessus | CentOS Local Security Checks | 2/1/2021 | 3/23/2021 | high |
| 293894 | MiracleLinux 7 : firefox-78.6.1-1.0.1.el7.AXS7 (AXSA:2021-1267:02) | Nessus | Miracle Linux Local Security Checks | 1/20/2026 | 1/20/2026 | high |
| 154471 | NewStart CGSL CORE 5.05 / MAIN 5.05 : thunderbird Multiple Vulnerabilities (NS-SA-2021-0177) | Nessus | NewStart CGSL Local Security Checks | 10/27/2021 | 11/27/2023 | high |
| 154451 | NewStart CGSL CORE 5.05 / MAIN 5.05 : firefox Multiple Vulnerabilities (NS-SA-2021-0178) | Nessus | NewStart CGSL Local Security Checks | 10/27/2021 | 10/27/2021 | high |
| 145327 | GLSA-202101-14 : Mozilla Thunderbird: Remote code execution | Nessus | Gentoo Local Security Checks | 1/25/2021 | 1/26/2024 | high |
| 145485 | openSUSE Security Update : chromium (openSUSE-2021-166) | Nessus | SuSE Local Security Checks | 1/27/2021 | 1/26/2024 | critical |
| 144836 | Debian DLA-2521-1 : firefox-esr security update | Nessus | Debian Local Security Checks | 1/11/2021 | 1/30/2024 | high |
| 144839 | Debian DSA-4827-1 : firefox-esr - security update | Nessus | Debian Local Security Checks | 1/11/2021 | 1/30/2024 | high |
| 144845 | RHEL 8 : firefox (RHSA-2021:0055) | Nessus | Red Hat Local Security Checks | 1/11/2021 | 11/7/2024 | high |
| 144848 | RHEL 8 : firefox (RHSA-2021:0054) | Nessus | Red Hat Local Security Checks | 1/11/2021 | 11/7/2024 | high |
| 144937 | RHEL 8 : thunderbird (RHSA-2021:0089) | Nessus | Red Hat Local Security Checks | 1/13/2021 | 11/7/2024 | high |
| 144941 | RHEL 8 : thunderbird (RHSA-2021:0088) | Nessus | Red Hat Local Security Checks | 1/13/2021 | 11/7/2024 | high |
| 145012 | Oracle Linux 8 : thunderbird (ELSA-2021-0089) | Nessus | Oracle Linux Local Security Checks | 1/14/2021 | 10/23/2024 | high |
| 147342 | NewStart CGSL MAIN 6.02 : thunderbird Multiple Vulnerabilities (NS-SA-2021-0091) | Nessus | NewStart CGSL Local Security Checks | 3/10/2021 | 3/11/2021 | high |
| 245692 | Linux Distros Unpatched Vulnerability : CVE-2020-16044 | Nessus | Misc. | 8/8/2025 | 7/24/2026 | high |
| 275849 | Google Chrome < 88.0.4324.104 Multiple Vulnerabilities | Nessus | Windows | 11/20/2025 | 11/24/2025 | critical |
| 275867 | Google Chrome < 88.0.4324.104 Multiple Vulnerabilities | Nessus | MacOS X Local Security Checks | 11/20/2025 | 11/24/2025 | critical |
| 293881 | MiracleLinux 8 : firefox-78.8.0-1.0.1.el8 (AXSA:2021-1575:07) | Nessus | Miracle Linux Local Security Checks | 1/20/2026 | 2/4/2026 | high |
| 154475 | NewStart CGSL MAIN 6.02 : thunderbird Multiple Vulnerabilities (NS-SA-2021-0119) | Nessus | NewStart CGSL Local Security Checks | 10/27/2021 | 11/27/2023 | high |
| 145728 | Debian DSA-4842-1 : thunderbird - security update | Nessus | Debian Local Security Checks | 2/1/2021 | 1/25/2024 | high |