| 299923 | Linux Distros Unpatched Vulnerability : CVE-2026-2761 | Nessus | Misc. | 2/25/2026 | 4/22/2026 | 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 |
| 303091 | Amazon Linux 2 : firefox, --advisory ALAS2FIREFOX-2026-054 (ALASFIREFOX-2026-054) | Nessus | Amazon Linux Local Security Checks | 3/19/2026 | 4/8/2026 | critical |
| 303100 | Amazon Linux 2 : thunderbird, --advisory ALAS2-2026-3198 (ALAS-2026-3198) | Nessus | Amazon Linux Local Security Checks | 3/19/2026 | 4/30/2026 | critical |
| 300930 | MiracleLinux 9 : firefox-140.8.0-2.el9_7.ML.1 (AXSA:2026-241:03) | Nessus | Miracle Linux Local Security Checks | 3/5/2026 | 3/5/2026 | critical |
| 301322 | MiracleLinux 9 : thunderbird-140.8.0-1.el9_7.ML.1 (AXSA:2026-264:05) | Nessus | Miracle Linux Local Security Checks | 3/6/2026 | 3/9/2026 | critical |
| 302100 | SUSE SLED15 / SLES15 / openSUSE 15 Security Update : MozillaFirefox (SUSE-SU-2026:0871-1) | Nessus | SuSE Local Security Checks | 3/13/2026 | 3/13/2026 | critical |
| 299866 | Mozilla Firefox < 148.0 | Nessus | MacOS X Local Security Checks | 2/24/2026 | 4/30/2026 | critical |
| 299868 | Mozilla Firefox ESR < 115.33 | Nessus | MacOS X Local Security Checks | 2/24/2026 | 4/30/2026 | critical |
| 299889 | Mozilla Thunderbird < 148.0 | Nessus | MacOS X Local Security Checks | 2/24/2026 | 4/30/2026 | critical |
| 299892 | Mozilla Thunderbird < 140.8 | Nessus | Windows | 2/24/2026 | 4/30/2026 | critical |
| 300169 | Debian dsa-6148 : firefox-esr - security update | Nessus | Debian Local Security Checks | 3/1/2026 | 3/1/2026 | critical |
| 300171 | Oracle Linux 9 : firefox (ELSA-2026-3339) | Nessus | Oracle Linux Local Security Checks | 3/2/2026 | 4/30/2026 | critical |
| 300619 | RHEL 8 : thunderbird (RHSA-2026:3515) | Nessus | Red Hat Local Security Checks | 3/4/2026 | 3/4/2026 | critical |
| 300620 | RHEL 8 : firefox (RHSA-2026:3495) | Nessus | Red Hat Local Security Checks | 3/4/2026 | 3/4/2026 | critical |
| 300622 | RHEL 9 : firefox (RHSA-2026:3496) | Nessus | Red Hat Local Security Checks | 3/4/2026 | 3/4/2026 | critical |
