| 306262 | Amazon Linux 2 : firefox, --advisory ALAS2FIREFOX-2026-056 (ALASFIREFOX-2026-056) | Nessus | Amazon Linux Local Security Checks | 4/14/2026 | 4/14/2026 | critical |
| 306510 | RHEL 9 : thunderbird (RHSA-2026:8284) | Nessus | Red Hat Local Security Checks | 4/15/2026 | 4/15/2026 | critical |
| 306511 | RHEL 8 : thunderbird (RHSA-2026:8285) | Nessus | Red Hat Local Security Checks | 4/15/2026 | 4/15/2026 | critical |
| 306514 | RHEL 8 : thunderbird (RHSA-2026:8289) | Nessus | Red Hat Local Security Checks | 4/15/2026 | 4/15/2026 | critical |
| 304557 | MiracleLinux 8 : firefox-140.9.0-1.el8_10.ML.1 (AXSA:2026-373:06) | Nessus | Miracle Linux Local Security Checks | 4/1/2026 | 4/1/2026 | critical |
| 310964 | TencentOS Server 3: thunderbird (TSSA-2026:0263) | Nessus | Tencent Local Security Checks | 4/29/2026 | 4/29/2026 | critical |
| 355736 | Rocky Linux 8 [CIQ] Security Update: firefox / firefox-debuginfo / firefox-debugsource Multiple Vulnerabilities (crlsa-2026_5932) | Nessus | Rocky Linux Local Security Checks | 10/1/2026 | 10/1/2026 | critical |
| 353708 | Rocky Linux 9 [CIQ] Security Update: thunderbird / thunderbird-debuginfo / thunderbird-debugsource Multiple Vulnerabilities (crlsa-2026_6188) | Nessus | Rocky Linux Local Security Checks | 10/1/2026 | 10/1/2026 | critical |
| 355092 | Rocky Linux 10.1 [CIQ] Security Update: thunderbird / thunderbird-debuginfo / thunderbird-debugsource Multiple Vulnerabilities (crlsa-2026_6342) | Nessus | Rocky Linux Local Security Checks | 10/1/2026 | 10/1/2026 | critical |
| 303473 | Mozilla Firefox ESR < 140.9 | Nessus | MacOS X Local Security Checks | 3/24/2026 | 4/30/2026 | critical |
| 303474 | Mozilla Firefox < 149.0 | Nessus | Windows | 3/24/2026 | 4/30/2026 | critical |
| 304448 | Fedora 42 : firefox (2026-a026a1b0c5) | Nessus | Fedora Local Security Checks | 3/31/2026 | 4/30/2026 | critical |
| 304635 | SUSE SLED15: MozillaThunderbird / MozillaThunderbird-translations-common / etc (SUSE-SU-2026:1163-1) | Nessus | SuSE Local Security Checks | 4/2/2026 | 6/26/2026 | critical |
| 303469 | Mozilla Firefox ESR < 115.34 | Nessus | Windows | 3/24/2026 | 4/30/2026 | critical |
| 320637 | Oracle Linux 7 : firefox (ELSA-2026-8427) | Nessus | Oracle Linux Local Security Checks | 6/11/2026 | 6/11/2026 | critical |
| 357179 | Rocky Linux 10.1 [CIQ] Security Update: firefox / firefox-debuginfo / firefox-debugsource Multiple Vulnerabilities (crlsa-2026_5931) | Nessus | Rocky Linux Local Security Checks | 10/1/2026 | 10/1/2026 | critical |
| 304502 | RHEL 10 : thunderbird (RHSA-2026:6342) | Nessus | Red Hat Local Security Checks | 4/1/2026 | 4/1/2026 | critical |
| 304564 | Oracle Linux 10 : thunderbird (ELSA-2026-6342) | Nessus | Oracle Linux Local Security Checks | 4/1/2026 | 4/30/2026 | critical |
| 304847 | MiracleLinux 9 : thunderbird-140.9.0-1.el9_7.ML.1 (AXSA:2026-395:06) | Nessus | Miracle Linux Local Security Checks | 4/4/2026 | 4/5/2026 | critical |
| 305099 | RockyLinux 8 : firefox (RLSA-2026:5932) | Nessus | Rocky Linux Local Security Checks | 4/6/2026 | 4/6/2026 | critical |
| 305766 | RockyLinux 10 : firefox (RLSA-2026:5931) | Nessus | Rocky Linux Local Security Checks | 4/9/2026 | 4/9/2026 | critical |
| 306083 | RHEL 8 : firefox (RHSA-2026:7842) | Nessus | Red Hat Local Security Checks | 4/13/2026 | 4/13/2026 | critical |
| 306160 | RHEL 8 : firefox (RHSA-2026:7838) | Nessus | Red Hat Local Security Checks | 4/13/2026 | 4/13/2026 | critical |
| 306216 | Amazon Linux 2023 : firefox (ALAS2023-2026-1554) | Nessus | Amazon Linux Local Security Checks | 4/13/2026 | 4/13/2026 | critical |
| 306281 | Amazon Linux 2 : thunderbird, --advisory ALAS2-2026-3241 (ALAS-2026-3241) | Nessus | Amazon Linux Local Security Checks | 4/14/2026 | 4/14/2026 | critical |
| 306515 | RHEL 8 : thunderbird (RHSA-2026:8288) | Nessus | Red Hat Local Security Checks | 4/15/2026 | 4/15/2026 | critical |
| 307264 | MiracleLinux 8 : thunderbird-140.9.0-1.el8_10.ML.1 (AXSA:2026-444:07) | Nessus | Miracle Linux Local Security Checks | 4/17/2026 | 4/19/2026 | critical |
| 306725 | RHEL 7 : firefox (RHSA-2026:8427) | Nessus | Red Hat Local Security Checks | 4/16/2026 | 4/16/2026 | critical |
| 303472 | Mozilla Firefox ESR < 140.9 | Nessus | Windows | 3/24/2026 | 4/30/2026 | critical |
| 303503 | Mozilla Thunderbird < 140.9 | Nessus | Windows | 3/24/2026 | 4/30/2026 | critical |
| 303506 | Mozilla Thunderbird < 149.0 | Nessus | Windows | 3/24/2026 | 4/30/2026 | critical |
| 303891 | Debian dla-4511 : thunderbird - security update | Nessus | Debian Local Security Checks | 3/26/2026 | 4/30/2026 | critical |
| 303892 | Debian dsa-6179 : thunderbird - security update | Nessus | Debian Local Security Checks | 3/26/2026 | 4/30/2026 | critical |
| 303894 | Debian dla-4510 : firefox-esr - security update | Nessus | Debian Local Security Checks | 3/26/2026 | 3/26/2026 | critical |
