| 306104 | RHEL 9 : firefox (RHSA-2026:7841) | Nessus | Red Hat Local Security Checks | 4/13/2026 | 4/13/2026 | critical |
| 306112 | RHEL 9 : firefox (RHSA-2026:7839) | Nessus | Red Hat Local Security Checks | 4/13/2026 | 4/13/2026 | critical |
| 306162 | RHEL 8 : firefox (RHSA-2026:7858) | Nessus | Red Hat Local Security Checks | 4/13/2026 | 4/13/2026 | critical |
| 306512 | RHEL 9 : thunderbird (RHSA-2026:8290) | Nessus | Red Hat Local Security Checks | 4/15/2026 | 4/15/2026 | critical |
| 306513 | RHEL 9 : thunderbird (RHSA-2026:8286) | Nessus | Red Hat Local Security Checks | 4/15/2026 | 4/15/2026 | critical |
| 306626 | RHEL 9 : thunderbird (RHSA-2026:8287) | Nessus | Red Hat Local Security Checks | 4/16/2026 | 4/16/2026 | critical |
| 306646 | RHEL 10 : thunderbird (RHSA-2026:8315) | Nessus | Red Hat Local Security Checks | 4/16/2026 | 4/16/2026 | critical |
| 306652 | AlmaLinux 8 : thunderbird (ALSA-2026:6917) | Nessus | Alma Linux Local Security Checks | 4/16/2026 | 4/16/2026 | critical |
| 307578 | RHEL 8 : thunderbird (RHSA-2026:8850) | Nessus | Red Hat Local Security Checks | 4/20/2026 | 4/20/2026 | critical |
| 312141 | openSUSE 16 Security Update : MozillaThunderbird (openSUSE-SU-2026:20664-1) | Nessus | SuSE Local Security Checks | 5/5/2026 | 5/5/2026 | critical |
| 303540 | Linux Distros Unpatched Vulnerability : CVE-2026-4697 | Nessus | Misc. | 3/25/2026 | 4/29/2026 | high |
| 303471 | Mozilla Firefox < 149.0 | Nessus | MacOS X Local Security Checks | 3/24/2026 | 4/30/2026 | critical |
| 303504 | Mozilla Thunderbird < 149.0 | Nessus | MacOS X Local Security Checks | 3/24/2026 | 4/30/2026 | critical |
| 303745 | Debian dsa-6178 : firefox-esr - security update | Nessus | Debian Local Security Checks | 3/25/2026 | 3/26/2026 | critical |
| 303805 | RHEL 8 : firefox (RHSA-2026:5932) | Nessus | Red Hat Local Security Checks | 3/26/2026 | 3/26/2026 | critical |
| 304314 | AlmaLinux 10 : firefox (ALSA-2026:5931) | Nessus | Alma Linux Local Security Checks | 3/30/2026 | 3/30/2026 | critical |
| 304477 | MiracleLinux 9 : firefox-140.9.0-1.el9_7.ML.1 (AXSA:2026-372:05) | Nessus | Miracle Linux Local Security Checks | 4/1/2026 | 4/2/2026 | critical |
| 304538 | AlmaLinux 10 : thunderbird (ALSA-2026:6342) | Nessus | Alma Linux Local Security Checks | 4/1/2026 | 4/1/2026 | critical |
| 305150 | RockyLinux 9 : thunderbird (RLSA-2026:6188) | Nessus | Rocky Linux Local Security Checks | 4/7/2026 | 4/7/2026 | critical |
| 305755 | RockyLinux 10 : thunderbird (RLSA-2026:6342) | Nessus | Rocky Linux Local Security Checks | 4/9/2026 | 4/9/2026 | critical |
| 306109 | RHEL 10 : firefox (RHSA-2026:7843) | Nessus | Red Hat Local Security Checks | 4/13/2026 | 4/13/2026 | critical |
| 304408 | Fedora 42 : firefox / nss (2026-49237e1ced) | Nessus | Fedora Local Security Checks | 3/31/2026 | 4/30/2026 | critical |
