| 321170 | RHEL 8 : thunderbird (RHSA-2026:26270) | Nessus | Red Hat Local Security Checks | 6/16/2026 | 6/16/2026 | critical |
| 321356 | RHEL 9 : thunderbird (RHSA-2026:26521) | Nessus | Red Hat Local Security Checks | 6/17/2026 | 6/17/2026 | critical |
| 321357 | RHEL 10 : thunderbird (RHSA-2026:26539) | Nessus | Red Hat Local Security Checks | 6/17/2026 | 6/17/2026 | critical |
| 321497 | RHEL 8 : firefox (RHSA-2026:26630) | Nessus | Red Hat Local Security Checks | 6/18/2026 | 6/18/2026 | critical |
| 328368 | Oracle Linux 10 : firefox (ELSA-2026-21380) | Nessus | Oracle Linux Local Security Checks | 7/20/2026 | 7/20/2026 | critical |
| 319773 | Amazon Linux 2 : firefox, --advisory ALAS2FIREFOX-2026-061 (ALASFIREFOX-2026-061) | Nessus | Amazon Linux Local Security Checks | 6/8/2026 | 6/8/2026 | critical |
| 324059 | openSUSE 16: MozillaThunderbird / MozillaThunderbird-openpgp-librnp / etc (openSUSE-SU-2026:21168-1) | Nessus | SuSE Local Security Checks | 7/1/2026 | 7/1/2026 | critical |
| 323837 | Oracle Linux 9 : firefox (ELSA-2026-21378) | Nessus | Oracle Linux Local Security Checks | 6/30/2026 | 6/30/2026 | critical |
| 318037 | RockyLinux 9 : thunderbird (RLSA-2026:21381) | Nessus | Rocky Linux Local Security Checks | 5/30/2026 | 5/30/2026 | critical |
| 318044 | RockyLinux 9 : firefox (RLSA-2026:21378) | Nessus | Rocky Linux Local Security Checks | 5/30/2026 | 5/30/2026 | critical |
| 318094 | SUSE SLED15 / SLES15 Security Update : MozillaFirefox (SUSE-SU-2026:2109-1) | Nessus | SuSE Local Security Checks | 6/1/2026 | 6/1/2026 | critical |
| 318401 | AlmaLinux 8 : thunderbird (ALSA-2026:22643) | Nessus | Alma Linux Local Security Checks | 6/3/2026 | 6/3/2026 | critical |
| 318827 | RockyLinux 10 : thunderbird (RLSA-2026:22325) | Nessus | Rocky Linux Local Security Checks | 6/5/2026 | 6/5/2026 | critical |
| 319594 | RockyLinux 8 : thunderbird (RLSA-2026:22643) | Nessus | Rocky Linux Local Security Checks | 6/6/2026 | 6/6/2026 | critical |
| 321494 | RHEL 8 : firefox (RHSA-2026:26606) | Nessus | Red Hat Local Security Checks | 6/18/2026 | 6/18/2026 | critical |
| 336345 | Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: firefox (UTSA-2026-101322) | Nessus | Unity Linux Local Security Checks | 8/17/2026 | 8/17/2026 | high |
| 315434 | Mozilla Thunderbird < 151.0 | Nessus | MacOS X Local Security Checks | 5/19/2026 | 7/22/2026 | critical |
| 315985 | Fedora 44 : firefox (2026-f3409cf313) | Nessus | Fedora Local Security Checks | 5/20/2026 | 5/22/2026 | critical |
| 316766 | SUSE SLES12 Security Update : MozillaFirefox (SUSE-SU-2026:2039-1) | Nessus | SuSE Local Security Checks | 5/26/2026 | 5/26/2026 | critical |
| 317102 | RHEL 9 : thunderbird (RHSA-2026:21381) | Nessus | Red Hat Local Security Checks | 5/27/2026 | 5/27/2026 | critical |
| 317103 | RHEL 8 : firefox (RHSA-2026:21382) | Nessus | Red Hat Local Security Checks | 5/27/2026 | 5/27/2026 | critical |
