| 304149 | Oracle Linux 10 : firefox (ELSA-2026-5931) | Nessus | Oracle Linux Local Security Checks | 2026/3/28 | 2026/4/30 | critical |
| 306104 | RHEL 9 : firefox (RHSA-2026:7841) | Nessus | Red Hat Local Security Checks | 2026/4/13 | 2026/4/13 | critical |
| 306112 | RHEL 9 : firefox (RHSA-2026:7839) | Nessus | Red Hat Local Security Checks | 2026/4/13 | 2026/4/13 | critical |
| 306512 | RHEL 9 : thunderbird (RHSA-2026:8290) | Nessus | Red Hat Local Security Checks | 2026/4/15 | 2026/4/15 | critical |
| 306513 | RHEL 9 : thunderbird (RHSA-2026:8286) | Nessus | Red Hat Local Security Checks | 2026/4/15 | 2026/4/15 | critical |
| 306652 | AlmaLinux 8 : thunderbird (ALSA-2026:6917) | Nessus | Alma Linux Local Security Checks | 2026/4/16 | 2026/4/16 | critical |
| 306511 | RHEL 8 : thunderbird (RHSA-2026:8285) | Nessus | Red Hat Local Security Checks | 2026/4/15 | 2026/4/15 | critical |
| 304557 | MiracleLinux 8 : firefox-140.9.0-1.el8_10.ML.1 (AXSA:2026-373:06) | Nessus | Miracle Linux Local Security Checks | 2026/4/1 | 2026/4/1 | critical |
| 304635 | SUSE SLED15 / SLES15 / openSUSE 15 Security Update : MozillaThunderbird (SUSE-SU-2026:1163-1) | Nessus | SuSE Local Security Checks | 2026/4/2 | 2026/4/2 | critical |
| 305236 | RHEL 8 : thunderbird (RHSA-2026:6917) | Nessus | Red Hat Local Security Checks | 2026/4/7 | 2026/4/7 | critical |
| 303474 | Mozilla Firefox < 149.0 | Nessus | Windows | 2026/3/24 | 2026/4/30 | critical |
| 305303 | Oracle Linux 8 : thunderbird (ELSA-2026-6917) | Nessus | Oracle Linux Local Security Checks | 2026/4/8 | 2026/4/30 | critical |
| 306262 | Amazon Linux 2 : firefox, --advisory ALAS2FIREFOX-2026-056 (ALASFIREFOX-2026-056) | Nessus | Amazon Linux Local Security Checks | 2026/4/14 | 2026/4/14 | critical |
| 303473 | Mozilla Firefox ESR < 140.9 | Nessus | MacOS X Local Security Checks | 2026/3/24 | 2026/4/30 | critical |
| 304448 | Fedora 42 : firefox (2026-a026a1b0c5) | Nessus | Fedora Local Security Checks | 2026/3/31 | 2026/4/30 | critical |
| 303569 | Slackware Linux 15.0 / current mozilla-firefox Multiple Vulnerabilities (SSA:2026-083-01) | Nessus | Slackware Local Security Checks | 2026/3/25 | 2026/3/26 | critical |
| 306510 | RHEL 9 : thunderbird (RHSA-2026:8284) | Nessus | Red Hat Local Security Checks | 2026/4/15 | 2026/4/15 | critical |
| 306514 | RHEL 8 : thunderbird (RHSA-2026:8289) | Nessus | Red Hat Local Security Checks | 2026/4/15 | 2026/4/15 | critical |
| 310964 | TencentOS Server 3: thunderbird (TSSA-2026:0263) | Nessus | Tencent Local Security Checks | 2026/4/29 | 2026/4/29 | critical |
