| 148767 | Mozilla Firefox < 88.0 | Nessus | Windows | 2021/4/19 | 2024/1/3 | high |
| 148992 | Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS：Firefox 弱點 (USN-4926-1) | Nessus | Ubuntu Local Security Checks | 2021/4/26 | 2023/10/16 | high |
| 148983 | RHEL 8：thunderbird (RHSA-2021: 1352) | Nessus | Red Hat Local Security Checks | 2021/4/26 | 2024/1/3 | high |
| 148766 | Mozilla Firefox < 88.0 | Nessus | MacOS X Local Security Checks | 2021/4/19 | 2024/1/3 | high |
| 148773 | Mozilla Thunderbird < 78.10 | Nessus | Windows | 2021/4/19 | 2024/1/3 | high |
| 148984 | RHEL 8：thunderbird (RHSA-2021: 1353) | Nessus | Red Hat Local Security Checks | 2021/4/26 | 2024/4/28 | high |
| 148993 | RHEL 8：firefox (RHSA-2021: 1360) | Nessus | Red Hat Local Security Checks | 2021/4/26 | 2024/4/28 | high |
| 149233 | GLSA-202104-10：Mozilla Firefox：多個弱點 | Nessus | Gentoo Local Security Checks | 2021/5/3 | 2024/1/12 | high |
| 148932 | Debian DSA-4895-1：firefox-esr - 安全性更新 | Nessus | Debian Local Security Checks | 2021/4/22 | 2024/1/12 | high |
| 149001 | Oracle Linux 7：firefox (ELSA-2021-1363) | Nessus | Oracle Linux Local Security Checks | 2021/4/27 | 2024/1/3 | high |
| 154502 | NewStart CGSL MAIN 6.02：firefox 多個弱點 (NS-SA-2021-0131) | Nessus | NewStart CGSL Local Security Checks | 2021/10/27 | 2023/11/27 | high |
| 148965 | Debian DLA-2632-1：thunderbird 安全性更新 | Nessus | Debian Local Security Checks | 2021/4/23 | 2024/1/12 | high |
| 148989 | RHEL 8：firefox (RHSA-2021: 1361) | Nessus | Red Hat Local Security Checks | 2021/4/26 | 2024/4/28 | high |
| 154623 | NewStart CGSL CORE 5.04 / MAIN 5.04：firefox 多個弱點 (NS-SA-2021-0107) | Nessus | NewStart CGSL Local Security Checks | 2021/10/28 | 2023/11/27 | high |
| 148772 | Mozilla Thunderbird < 78.10 | Nessus | MacOS X Local Security Checks | 2021/4/19 | 2024/1/3 | high |
| 148775 | Mozilla Firefox ESR < 78.10 | Nessus | Windows | 2021/4/19 | 2024/1/3 | high |
| 148964 | Debian DSA-4897-1：thunderbird - 安全性更新 | Nessus | Debian Local Security Checks | 2021/4/23 | 2024/1/12 | high |
| 148981 | RHEL 7：thunderbird (RHSA-2021: 1350) | Nessus | Red Hat Local Security Checks | 2021/4/26 | 2024/4/27 | high |
| 148999 | Oracle Linux 8：firefox (ELSA-2021-1360) | Nessus | Oracle Linux Local Security Checks | 2021/4/27 | 2024/1/3 | high |
| 151017 | Ubuntu 18.04 LTS：thunderbird 弱點 (USN-4995-2) | Nessus | Ubuntu Local Security Checks | 2021/6/25 | 2023/10/16 | high |
| 149008 | Debian DLA-2633-1：firefox-esr 安全性更新 | Nessus | Debian Local Security Checks | 2021/4/27 | 2024/1/12 | high |
| 149021 | Oracle Linux 8：thunderbird (ELSA-2021-1353) | Nessus | Oracle Linux Local Security Checks | 2021/4/27 | 2024/1/3 | high |
| 150949 | Ubuntu 20.04 LTS：thunderbird 弱點 (USN-4995-1) | Nessus | Ubuntu Local Security Checks | 2021/6/22 | 2023/10/20 | high |
| 148998 | Oracle Linux 7：thunderbird (ELSA-2021-1350) | Nessus | Oracle Linux Local Security Checks | 2021/4/27 | 2024/1/3 | high |
| 149863 | Amazon Linux 2：thunderbird (ALAS-2021-1644) | Nessus | Amazon Linux Local Security Checks | 2021/5/24 | 2023/12/29 | high |
| 148774 | Mozilla Firefox ESR < 78.10 | Nessus | MacOS X Local Security Checks | 2021/4/19 | 2024/1/3 | high |
| 148985 | RHEL 8：thunderbird (RHSA-2021: 1351) | Nessus | Red Hat Local Security Checks | 2021/4/26 | 2024/4/28 | high |
| 148988 | RHEL 8：firefox (RHSA-2021: 1362) | Nessus | Red Hat Local Security Checks | 2021/4/26 | 2024/4/28 | high |
| 148990 | RHEL 7：firefox (RHSA-2021: 1363) | Nessus | Red Hat Local Security Checks | 2021/4/26 | 2024/4/28 | high |
| 149026 | CentOS 8：thunderbird (CESA-2021: 1353) | Nessus | CentOS Local Security Checks | 2021/4/27 | 2024/1/3 | high |
| 149226 | GLSA-202104-09：Mozilla Thunderbird：多個弱點 | Nessus | Gentoo Local Security Checks | 2021/5/3 | 2024/1/12 | high |
| 149237 | CentOS 8：firefox (CESA-2021: 1360) | Nessus | CentOS Local Security Checks | 2021/5/3 | 2024/1/2 | high |
