| 316449 | Linux Distros Unpatched Vulnerability : CVE-2026-8959 | Nessus | Misc. | 5/22/2026 | 7/25/2026 | critical |
| 315323 | Mozilla Firefox < 151.0 | Nessus | Windows | 5/19/2026 | 5/27/2026 | critical |
| 315325 | Mozilla Firefox ESR < 140.11 | Nessus | Windows | 5/19/2026 | 7/22/2026 | critical |
| 315520 | Slackware Linux 15.0 / current mozilla-thunderbird Multiple Vulnerabilities (SSA:2026-139-03) | Nessus | Slackware Local Security Checks | 5/19/2026 | 5/22/2026 | critical |
| 315967 | Fedora 43 : firefox / nss (2026-cd20332935) | Nessus | Fedora Local Security Checks | 5/20/2026 | 5/22/2026 | critical |
| 316628 | Fedora 42 : firefox / nss (2026-7f6ee801e2) | Nessus | Fedora Local Security Checks | 5/25/2026 | 5/25/2026 | critical |
| 316857 | openSUSE 16 Security Update : MozillaFirefox (openSUSE-SU-2026:20789-1) | Nessus | SuSE Local Security Checks | 5/27/2026 | 5/27/2026 | critical |
| 318603 | Oracle Linux 8 : thunderbird (ELSA-2026-22643) | Nessus | Oracle Linux Local Security Checks | 6/4/2026 | 6/4/2026 | critical |
| 319498 | RHEL 10 : thunderbird (RHSA-2026:22325) | Nessus | Red Hat Local Security Checks | 6/6/2026 | 6/6/2026 | critical |
| 328453 | MiracleLinux 9 : thunderbird-140.11.0-1.el9_8.ML.1 (AXSA:2026-1278:16) | Nessus | Miracle Linux Local Security Checks | 7/20/2026 | 7/20/2026 | critical |
| 315431 | Mozilla Thunderbird < 140.11 | Nessus | MacOS X Local Security Checks | 5/19/2026 | 7/22/2026 | critical |
| 315432 | Mozilla Thunderbird < 151.0 | Nessus | Windows | 5/19/2026 | 7/22/2026 | critical |
| 315433 | Mozilla Thunderbird < 140.11 | Nessus | Windows | 5/19/2026 | 7/22/2026 | critical |
| 315522 | Slackware Linux 15.0 / current mozilla-firefox Multiple Vulnerabilities (SSA:2026-139-02) | Nessus | Slackware Local Security Checks | 5/19/2026 | 5/22/2026 | critical |
| 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 |
| 315326 | Mozilla Firefox ESR < 140.11 | Nessus | MacOS X Local Security Checks | 5/19/2026 | 7/22/2026 | critical |
| 317935 | AlmaLinux 9 : thunderbird (ALSA-2026:21381) | Nessus | Alma Linux Local Security Checks | 5/29/2026 | 5/29/2026 | critical |
| 319588 | RHEL 8 : thunderbird (RHSA-2026:22643) | Nessus | Red Hat Local Security Checks | 6/6/2026 | 6/6/2026 | critical |
| 321168 | RHEL 9 : thunderbird (RHSA-2026:26269) | Nessus | Red Hat Local Security Checks | 6/16/2026 | 6/16/2026 | critical |
| 321554 | RHEL 8 : thunderbird (RHSA-2026:26536) | Nessus | Red Hat Local Security Checks | 6/19/2026 | 6/19/2026 | critical |
| 322564 | Oracle Linux 9 : thunderbird (ELSA-2026-21381) | Nessus | Oracle Linux Local Security Checks | 6/24/2026 | 6/24/2026 | 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 |
| 319594 | RockyLinux 8 : thunderbird (RLSA-2026:22643) | Nessus | Rocky Linux Local Security Checks | 6/6/2026 | 6/6/2026 | critical |
| 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 |
| 318037 | RockyLinux 9 : thunderbird (RLSA-2026:21381) | 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 |
| 315327 | Mozilla Firefox < 151.0 | Nessus | MacOS X Local Security Checks | 5/19/2026 | 5/27/2026 | critical |
| 318400 | AlmaLinux 10 : thunderbird (ALSA-2026:22325) | Nessus | Alma Linux Local Security Checks | 6/3/2026 | 6/3/2026 | critical |
| 320753 | MiracleLinux 8 : thunderbird-140.11.0-1.el8_10.ML.1 (AXSA:2026-781:13) | Nessus | Miracle Linux Local Security Checks | 6/12/2026 | 6/12/2026 | critical |
| 321252 | RHEL 9 : thunderbird (RHSA-2026:26174) | Nessus | Red Hat Local Security Checks | 6/16/2026 | 6/16/2026 | critical |
| 321264 | RHEL 8 : thunderbird (RHSA-2026:26268) | Nessus | Red Hat Local Security Checks | 6/16/2026 | 6/16/2026 | critical |
| 327723 | Oracle Linux 10 : thunderbird (ELSA-2026-22325) | Nessus | Oracle Linux Local Security Checks | 7/18/2026 | 7/18/2026 | critical |
