| 306083 | RHEL 8 : firefox (RHSA-2026:7842) | Nessus | Red Hat Local Security Checks | 2026/4/13 | 2026/4/13 | critical |
| 306160 | RHEL 8 : firefox (RHSA-2026:7838) | Nessus | Red Hat Local Security Checks | 2026/4/13 | 2026/4/13 | critical |
| 306216 | Amazon Linux 2023 : firefox (ALAS2023-2026-1554) | Nessus | Amazon Linux Local Security Checks | 2026/4/13 | 2026/4/13 | critical |
| 306281 | Amazon Linux 2 : thunderbird, --advisory ALAS2-2026-3241 (ALAS-2026-3241) | Nessus | Amazon Linux Local Security Checks | 2026/4/14 | 2026/4/14 | critical |
| 306515 | RHEL 8 : thunderbird (RHSA-2026:8288) | Nessus | Red Hat Local Security Checks | 2026/4/15 | 2026/4/15 | critical |
| 307264 | MiracleLinux 8 : thunderbird-140.9.0-1.el8_10.ML.1 (AXSA:2026-444:07) | Nessus | Miracle Linux Local Security Checks | 2026/4/17 | 2026/4/19 | critical |
| 306725 | RHEL 7 : firefox (RHSA-2026:8427) | Nessus | Red Hat Local Security Checks | 2026/4/16 | 2026/4/16 | critical |
| 303472 | Mozilla Firefox ESR < 140.9 | Nessus | Windows | 2026/3/24 | 2026/4/30 | critical |
| 303503 | Mozilla Thunderbird < 140.9 | Nessus | Windows | 2026/3/24 | 2026/4/30 | critical |
| 303506 | Mozilla Thunderbird < 149.0 | Nessus | Windows | 2026/3/24 | 2026/4/30 | critical |
| 303554 | Linux Distros Unpatched Vulnerability : CVE-2026-4712 | Nessus | Misc. | 2026/3/25 | 2026/7/25 | high |
| 303809 | RHEL 9 : firefox (RHSA-2026:5930) | Nessus | Red Hat Local Security Checks | 2026/3/26 | 2026/3/26 | critical |
| 306034 | RockyLinux 8 : thunderbird (RLSA-2026:6917) | Nessus | Rocky Linux Local Security Checks | 2026/4/11 | 2026/4/11 | critical |
| 306080 | RHEL 9 : firefox (RHSA-2026:7837) | Nessus | Red Hat Local Security Checks | 2026/4/13 | 2026/4/13 | critical |
| 306108 | RHEL 8 : firefox (RHSA-2026:7840) | Nessus | Red Hat Local Security Checks | 2026/4/13 | 2026/4/13 | critical |
| 304017 | Oracle Linux 8 : firefox (ELSA-2026-5932) | Nessus | Oracle Linux Local Security Checks | 2026/3/27 | 2026/4/30 | critical |
| 304018 | Oracle Linux 9 : firefox (ELSA-2026-5930) | Nessus | Oracle Linux Local Security Checks | 2026/3/27 | 2026/4/30 | critical |
| 304316 | AlmaLinux 9 : firefox (ALSA-2026:5930) | Nessus | Alma Linux Local Security Checks | 2026/3/30 | 2026/3/30 | critical |
| 304324 | RHEL 9 : thunderbird (RHSA-2026:6188) | Nessus | Red Hat Local Security Checks | 2026/3/30 | 2026/3/30 | critical |
| 304395 | Oracle Linux 9 : thunderbird (ELSA-2026-6188) | Nessus | Oracle Linux Local Security Checks | 2026/3/31 | 2026/4/30 | critical |
| 353799 | Rocky Linux 8 [CIQ] Security Update: thunderbird / thunderbird-debuginfo / thunderbird-debugsource Multiple Vulnerabilities (crlsa-2026_6917) | Nessus | Rocky Linux Local Security Checks | 2026/10/1 | 2026/10/1 | critical |
| 303505 | Mozilla Thunderbird < 140.9 | Nessus | MacOS X Local Security Checks | 2026/3/24 | 2026/4/30 | critical |
| 303802 | Fedora 43 : firefox / nss (2026-d8099dd719) | Nessus | Fedora Local Security Checks | 2026/3/26 | 2026/3/26 | critical |
| 304314 | AlmaLinux 10 : firefox (ALSA-2026:5931) | Nessus | Alma Linux Local Security Checks | 2026/3/30 | 2026/3/30 | critical |
| 304477 | MiracleLinux 9 : firefox-140.9.0-1.el9_7.ML.1 (AXSA:2026-372:05) | Nessus | Miracle Linux Local Security Checks | 2026/4/1 | 2026/4/2 | critical |
| 304538 | AlmaLinux 10 : thunderbird (ALSA-2026:6342) | Nessus | Alma Linux Local Security Checks | 2026/4/1 | 2026/4/1 | critical |
| 305755 | RockyLinux 10 : thunderbird (RLSA-2026:6342) | Nessus | Rocky Linux Local Security Checks | 2026/4/9 | 2026/4/9 | critical |
| 306109 | RHEL 10 : firefox (RHSA-2026:7843) | Nessus | Red Hat Local Security Checks | 2026/4/13 | 2026/4/13 | critical |
| 303805 | RHEL 8 : firefox (RHSA-2026:5932) | Nessus | Red Hat Local Security Checks | 2026/3/26 | 2026/3/26 | critical |
| 305150 | RockyLinux 9 : thunderbird (RLSA-2026:6188) | Nessus | Rocky Linux Local Security Checks | 2026/4/7 | 2026/4/7 | critical |
| 316673 | TencentOS Server 3: firefox (TSSA-2026:0397) | Nessus | Tencent Local Security Checks | 2026/5/26 | 2026/5/26 | critical |
| 355936 | Rocky Linux 9 [CIQ] Security Update: firefox / firefox-debuginfo / firefox-debugsource / firefox-x11 Multiple Vulnerabilities (crlsa-2026_5930) | Nessus | Rocky Linux Local Security Checks | 2026/10/1 | 2026/10/1 | critical |
| 350280 | SUSE SLED15: MozillaFirefox / MozillaFirefox-branding-upstream / etc (SUSE-SU-2026:1126-1) | Nessus | SuSE Local Security Checks | 2026/9/25 | 2026/9/28 | critical |
| 303471 | Mozilla Firefox < 149.0 | Nessus | MacOS X Local Security Checks | 2026/3/24 | 2026/4/30 | critical |
| 303504 | Mozilla Thunderbird < 149.0 | Nessus | MacOS X Local Security Checks | 2026/3/24 | 2026/4/30 | critical |
| 304408 | Fedora 42 : firefox / nss (2026-49237e1ced) | Nessus | Fedora Local Security Checks | 2026/3/31 | 2026/4/30 | critical |
