| 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 |
| 317447 | Oracle Linux 8 : firefox (ELSA-2026-21382) | Nessus | Oracle Linux Local Security Checks | 5/28/2026 | 5/28/2026 | critical |
| 317937 | AlmaLinux 10 : firefox (ALSA-2026:21380) | Nessus | Alma Linux Local Security Checks | 5/29/2026 | 5/29/2026 | critical |
| 318603 | Oracle Linux 8 : thunderbird (ELSA-2026-22643) | Nessus | Oracle Linux Local Security Checks | 6/4/2026 | 6/4/2026 | critical |
| 318638 | RockyLinux 10 : firefox (RLSA-2026:21380) | Nessus | Rocky 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 |
| 321330 | RHEL 9 : firefox (RHSA-2026:26491) | Nessus | Red Hat Local Security Checks | 6/17/2026 | 6/17/2026 | critical |
| 321940 | RHEL 10 : firefox (RHSA-2026:27715) | Nessus | Red Hat Local Security Checks | 6/22/2026 | 6/22/2026 | critical |
| 355723 | Rocky Linux 9 [CIQ] Security Update: firefox / firefox-debuginfo / firefox-debugsource / firefox-x11 Multiple Vulnerabilities (crlsa-2026_21378) | Nessus | Rocky Linux Local Security Checks | 10/1/2026 | 10/1/2026 | critical |
| 319829 | Amazon Linux 2 : thunderbird, --advisory ALAS2-2026-3340 (ALAS-2026-3340) | Nessus | Amazon Linux Local Security Checks | 6/8/2026 | 6/8/2026 | critical |
| 319892 | MiracleLinux 8 : firefox-140.11.0-1.el8_10.ML.1 (AXSA:2026-764:13) | Nessus | Miracle Linux Local Security Checks | 6/8/2026 | 6/9/2026 | 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 |
| 321497 | RHEL 8 : firefox (RHSA-2026:26630) | Nessus | Red Hat Local Security Checks | 6/18/2026 | 6/18/2026 | critical |
| 355517 | Rocky Linux 10.2 [CIQ] Security Update: thunderbird / thunderbird-debuginfo / thunderbird-debugsource Multiple Vulnerabilities (crlsa-2026_22325) | Nessus | Rocky Linux Local Security Checks | 10/1/2026 | 10/1/2026 | critical |
| 328368 | Oracle Linux 10 : firefox (ELSA-2026-21380) | Nessus | Oracle Linux Local Security Checks | 7/20/2026 | 7/20/2026 | critical |
| 315324 | Mozilla Firefox ESR < 115.36 | Nessus | Windows | 5/19/2026 | 7/22/2026 | 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 |
| 317490 | RockyLinux 8 : firefox (RLSA-2026:21382) | Nessus | Rocky Linux Local Security Checks | 5/29/2026 | 5/29/2026 | critical |
| 317375 | RHEL 9 : firefox (RHSA-2026:21378) | Nessus | Red Hat Local Security Checks | 5/28/2026 | 5/28/2026 | critical |
| 315940 | Debian dla-4592 : firefox-esr - security update | Nessus | Debian Local Security Checks | 5/20/2026 | 5/22/2026 | critical |
| 315943 | Debian dsa-6283 : firefox-esr - security update | Nessus | Debian Local Security Checks | 5/20/2026 | 5/22/2026 | critical |
