| 312181 | RHEL 9 : firefox (RHSA-2026:13596) | Nessus | Red Hat Local Security Checks | 5/5/2026 | 5/5/2026 | critical |
| 312998 | RHEL 8 : thunderbird (RHSA-2026:14223) | Nessus | Red Hat Local Security Checks | 5/7/2026 | 5/7/2026 | critical |
| 305655 | Slackware Linux 15.0 / current mozilla-firefox Multiple Vulnerabilities (SSA:2026-098-01) | Nessus | Slackware Local Security Checks | 4/9/2026 | 4/30/2026 | critical |
| 305851 | FreeBSD : Mozilla -- Memory safety bugs (33e56419-33fb-11f1-8ac1-b42e991fc52e) | Nessus | FreeBSD Local Security Checks | 4/10/2026 | 4/30/2026 | critical |
| 306100 | RHEL 10 : firefox (RHSA-2026:7672) | Nessus | Red Hat Local Security Checks | 4/13/2026 | 4/13/2026 | critical |
| 307018 | Oracle Linux 9 : thunderbird (ELSA-2026-8459) | Nessus | Oracle Linux Local Security Checks | 4/17/2026 | 4/30/2026 | critical |
| 307621 | Debian dla-4534 : thunderbird - security update | Nessus | Debian Local Security Checks | 4/20/2026 | 4/30/2026 | critical |
| 309656 | RHEL 10 : thunderbird (RHSA-2026:9638) | Nessus | Red Hat Local Security Checks | 4/22/2026 | 4/22/2026 | critical |
| 306164 | Oracle Linux 10 : firefox (ELSA-2026-7672) | Nessus | Oracle Linux Local Security Checks | 4/13/2026 | 4/30/2026 | critical |
| 306534 | RockyLinux 10 : firefox (RLSA-2026:7672) | Nessus | Rocky Linux Local Security Checks | 4/15/2026 | 4/15/2026 | critical |
| 316666 | TencentOS Server 3: firefox (TSSA-2026:0358) | Nessus | Tencent Local Security Checks | 5/26/2026 | 5/26/2026 | critical |
| 336541 | Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: thunderbird (UTSA-2026-101329) | Nessus | Unity Linux Local Security Checks | 8/17/2026 | 8/17/2026 | critical |
| 307373 | AlmaLinux 9 : thunderbird (ALSA-2026:8459) | Nessus | Alma Linux Local Security Checks | 4/17/2026 | 4/17/2026 | critical |
| 311201 | Amazon Linux 2 : thunderbird, --advisory ALAS2-2026-3271 (ALAS-2026-3271) | Nessus | Amazon Linux Local Security Checks | 4/30/2026 | 4/30/2026 | critical |
| 311841 | RHEL 9 : thunderbird (RHSA-2026:13342) | Nessus | Red Hat Local Security Checks | 5/4/2026 | 5/4/2026 | critical |
| 310145 | AlmaLinux 10 : thunderbird (ALSA-2026:9638) | Nessus | Alma Linux Local Security Checks | 4/24/2026 | 4/24/2026 | critical |
| 312091 | RHEL 9 : thunderbird (RHSA-2026:13533) | Nessus | Red Hat Local Security Checks | 5/4/2026 | 5/4/2026 | critical |
| 312182 | RHEL 8 : firefox (RHSA-2026:13683) | Nessus | Red Hat Local Security Checks | 5/5/2026 | 5/5/2026 | critical |
| 312257 | RHEL 8 : firefox (RHSA-2026:13682) | Nessus | Red Hat Local Security Checks | 5/5/2026 | 5/5/2026 | critical |
| 312397 | RHEL 9 : firefox (RHSA-2026:13922) | Nessus | Red Hat Local Security Checks | 5/6/2026 | 5/6/2026 | critical |
| 311114 | RHEL 10 : thunderbird (RHSA-2026:11813) | Nessus | Red Hat Local Security Checks | 4/30/2026 | 4/30/2026 | critical |
| 306330 | SUSE SLES12 Security Update : MozillaFirefox (SUSE-SU-2026:1273-1) | Nessus | SuSE Local Security Checks | 4/14/2026 | 4/14/2026 | critical |
| 305196 | Mozilla Thunderbird < 149.0.2 | Nessus | Windows | 4/7/2026 | 4/30/2026 | critical |
| 305197 | Mozilla Thunderbird < 140.9.1 | Nessus | MacOS X Local Security Checks | 4/7/2026 | 4/30/2026 | critical |
| 314513 | TencentOS Server 4: firefox (TSSA-2026:0292) | Nessus | Tencent Local Security Checks | 5/14/2026 | 5/14/2026 | critical |
| 316708 | TencentOS Server 3: thunderbird (TSSA-2026:0360) | Nessus | Tencent Local Security Checks | 5/26/2026 | 5/26/2026 | critical |
| 320615 | Oracle Linux 7 : firefox (ELSA-2026-13977) | Nessus | Oracle Linux Local Security Checks | 6/11/2026 | 6/11/2026 | critical |
| 354107 | Rocky Linux 9 [CIQ] Security Update: firefox / firefox-debuginfo / firefox-debugsource / firefox-x11 Multiple Vulnerabilities (crlsa-2026_7671) | Nessus | Rocky Linux Local Security Checks | 10/1/2026 | 10/1/2026 | critical |
| 356302 | Rocky Linux 8 [CIQ] Security Update: firefox / firefox-debuginfo / firefox-debugsource Multiple Vulnerabilities (crlsa-2026_8052) | Nessus | Rocky Linux Local Security Checks | 10/1/2026 | 10/1/2026 | critical |
| 357003 | Rocky Linux 10.1 [CIQ] Security Update: firefox / firefox-debuginfo / firefox-debugsource Multiple Vulnerabilities (crlsa-2026_7672) | Nessus | Rocky Linux Local Security Checks | 10/1/2026 | 10/1/2026 | critical |
