| 144936 | RHEL 7 : thunderbird (RHSA-2021:0087) | Nessus | Red Hat Local Security Checks | 2021/1/13 | 2024/11/7 | high |
| 145391 | Fedora 33 : chromium (2021-48866282e5) | Nessus | Fedora Local Security Checks | 2021/1/25 | 2024/1/26 | critical |
| 145448 | Microsoft Edge (Chromium) < 88.0.705.50 Multiple Vulnerabilities | Nessus | Windows | 2021/1/26 | 2026/6/16 | critical |
| 145341 | GLSA-202101-13 : Chromium, Google Chrome: Multiple vulnerabilities | Nessus | Gentoo Local Security Checks | 2021/1/25 | 2024/1/26 | critical |
| 145037 | CentOS 7 : firefox (RHSA-2021:0053) | Nessus | CentOS Local Security Checks | 2021/1/16 | 2024/10/9 | high |
| 145729 | openSUSE Security Update : chromium (openSUSE-2021-173) | Nessus | SuSE 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 |
| 145275 | openSUSE Security Update : MozillaFirefox (openSUSE-2021-63) | Nessus | SuSE Local Security Checks | 2021/1/25 | 2024/1/26 | high |
| 144855 | Mozilla Thunderbird < 78.6.1 | Nessus | MacOS X Local Security Checks | 2021/1/11 | 2025/11/18 | high |
| 144771 | Mozilla Firefox < 84.0.2 | Nessus | Windows | 2021/1/6 | 2025/11/18 | high |
| 144844 | Oracle Linux 7 : firefox (ELSA-2021-0053) | Nessus | Oracle Linux Local Security Checks | 2021/1/11 | 2024/10/22 | high |
| 144909 | SUSE SLES12 Security Update : MozillaFirefox (SUSE-SU-2021:0080-1) | Nessus | SuSE Local Security Checks | 2021/1/13 | 2024/1/30 | high |
| 144913 | SUSE SLED15 / SLES15 Security Update : MozillaFirefox (SUSE-SU-2021:0071-1) | Nessus | SuSE Local Security Checks | 2021/1/13 | 2024/1/30 | high |
| 293894 | MiracleLinux 7 : firefox-78.6.1-1.0.1.el7.AXS7 (AXSA:2021-1267:02) | Nessus | Miracle Linux Local Security Checks | 2026/1/20 | 2026/1/20 | high |
| 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 |
| 144846 | RHEL 7 : firefox (RHSA-2021:0053) | Nessus | Red Hat Local Security Checks | 2021/1/11 | 2024/11/7 | high |
| 144853 | Oracle Linux 8 : firefox (ELSA-2021-0052) | Nessus | Oracle Linux Local Security Checks | 2021/1/11 | 2024/10/22 | high |
| 145288 | openSUSE Security Update : MozillaThunderbird (openSUSE-2021-93) | Nessus | SuSE Local Security Checks | 2021/1/25 | 2024/1/26 | 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 |
| 145776 | Fedora 32 : chromium (2021-b7cc24375b) | Nessus | Fedora Local Security Checks | 2021/2/1 | 2024/1/25 | critical |
| 145221 | Ubuntu 20.10 : Thunderbird vulnerabilities (USN-4701-1) | Nessus | Ubuntu Local Security Checks | 2021/1/20 | 2024/8/27 | high |
| 154471 | NewStart CGSL CORE 5.05 / MAIN 5.05 : thunderbird Multiple Vulnerabilities (NS-SA-2021-0177) | Nessus | NewStart CGSL Local Security Checks | 2021/10/27 | 2023/11/27 | high |
| 144832 | GLSA-202101-04 : Mozilla Firefox: Remote code execution | Nessus | Gentoo Local Security Checks | 2021/1/11 | 2024/1/30 | high |
| 145038 | CentOS 7 : thunderbird (RHSA-2021:0087) | Nessus | CentOS Local Security Checks | 2021/1/16 | 2024/10/9 | high |
| 144940 | Oracle Linux 7 : thunderbird (ELSA-2021-0087) | Nessus | Oracle Linux Local Security Checks | 2021/1/13 | 2024/10/22 | 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 |
| 144854 | Mozilla Thunderbird < 78.6.1 | Nessus | Windows | 2021/1/11 | 2025/11/18 | 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 |
| 144847 | RHEL 8 : firefox (RHSA-2021:0052) | Nessus | Red Hat Local Security Checks | 2021/1/11 | 2024/11/7 | high |
| 150667 | SUSE SLES11 Security Update : MozillaFirefox (SUSE-SU-2021:14595-1) | Nessus | SuSE Local Security Checks | 2021/6/10 | 2021/6/10 | 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 |
| 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 |
| 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 |
| 146155 | Debian DLA-2541-1 : thunderbird security update | Nessus | Debian Local Security Checks | 2021/2/4 | 2024/1/24 | high |
