| 301547 | RHEL 8 : thunderbird (RHSA-2026:4022) | Nessus | Red Hat Local Security Checks | 3/9/2026 | 3/9/2026 | critical |
| 301800 | RHEL 10 : thunderbird (RHSA-2026:4260) | Nessus | Red Hat Local Security Checks | 3/11/2026 | 3/11/2026 | critical |
| 299865 | Mozilla Firefox < 148.0 | Nessus | Windows | 2/24/2026 | 4/30/2026 | critical |
| 299867 | Mozilla Firefox ESR < 115.33 | Nessus | Windows | 2/24/2026 | 4/30/2026 | critical |
| 299890 | Mozilla Thunderbird < 140.8 | Nessus | MacOS X Local Security Checks | 2/24/2026 | 4/30/2026 | critical |
| 299891 | Mozilla Thunderbird < 148.0 | Nessus | Windows | 2/24/2026 | 4/30/2026 | critical |
| 299984 | RHEL 9 : firefox (RHSA-2026:3339) | Nessus | Red Hat Local Security Checks | 2/26/2026 | 4/30/2026 | critical |
| 300142 | RockyLinux 10 : firefox (RLSA-2026:3361) | Nessus | Rocky Linux Local Security Checks | 3/1/2026 | 4/30/2026 | critical |
| 300153 | RockyLinux 8 : firefox (RLSA-2026:3338) | Nessus | Rocky Linux Local Security Checks | 3/1/2026 | 4/30/2026 | critical |
| 300160 | RockyLinux 9 : firefox (RLSA-2026:3339) | Nessus | Rocky Linux Local Security Checks | 3/1/2026 | 4/30/2026 | critical |
| 300201 | Debian dla-4495 : thunderbird - security update | Nessus | Debian Local Security Checks | 3/2/2026 | 4/30/2026 | critical |
| 300450 | Oracle Linux 8 : firefox (ELSA-2026-3338) | Nessus | Oracle Linux Local Security Checks | 3/3/2026 | 4/30/2026 | critical |
| 300500 | Fedora 42 : firefox / nss (2026-0709b275a5) | Nessus | Fedora Local Security Checks | 3/4/2026 | 4/30/2026 | critical |
| 300526 | Slackware Linux 15.0 / current mozilla-thunderbird Multiple Vulnerabilities (SSA:2026-058-01) | Nessus | Slackware Local Security Checks | 3/4/2026 | 3/4/2026 | critical |
| 300728 | Oracle Linux 9 : thunderbird (ELSA-2026-3516) | Nessus | Oracle Linux Local Security Checks | 3/4/2026 | 4/30/2026 | critical |
| 300822 | AlmaLinux 8 : firefox (ALSA-2026:3338) | Nessus | Alma Linux Local Security Checks | 3/5/2026 | 3/5/2026 | critical |
| 299869 | Mozilla Firefox ESR < 140.8 | Nessus | Windows | 2/24/2026 | 4/30/2026 | critical |
| 299870 | Mozilla Firefox ESR < 140.8 | Nessus | MacOS X Local Security Checks | 2/24/2026 | 4/30/2026 | critical |
| 299905 | Linux Distros Unpatched Vulnerability : CVE-2026-2764 | Nessus | Misc. | 2/25/2026 | 4/22/2026 | critical |
| 300028 | AlmaLinux 9 : firefox (ALSA-2026:3339) | Nessus | Alma Linux Local Security Checks | 2/26/2026 | 4/30/2026 | critical |
| 300216 | RHEL 8 : firefox (RHSA-2026:3492) | Nessus | Red Hat Local Security Checks | 3/2/2026 | 4/30/2026 | critical |
| 300654 | RockyLinux 9 : thunderbird (RLSA-2026:3516) | Nessus | Rocky Linux Local Security Checks | 3/4/2026 | 3/4/2026 | critical |
| 300944 | Oracle Linux 10 : thunderbird (ELSA-2026-3517) | Nessus | Oracle Linux Local Security Checks | 3/5/2026 | 4/30/2026 | critical |
| 301493 | RHEL 9 : thunderbird (RHSA-2026:3982) | Nessus | Red Hat Local Security Checks | 3/9/2026 | 3/9/2026 | critical |
| 304276 | Amazon Linux 2023 : firefox (ALAS2023-2026-1470) | Nessus | Amazon Linux Local Security Checks | 3/30/2026 | 3/30/2026 | critical |
