| 309855 | Oracle Linux 10:thunderbird (ELSA-2026-9638) | Nessus | Oracle Linux Local Security Checks | 2026/4/23 | 2026/4/30 | critical |
| 305159 | Mozilla Firefox ESR < 140.9.1 | Nessus | Windows | 2026/4/7 | 2026/4/30 | critical |
| 305162 | Mozilla Firefox < 149.0.2 | Nessus | Windows | 2026/4/7 | 2026/4/30 | critical |
| 306165 | Oracle Linux 9 : firefox (ELSA-2026-7671) | Nessus | Oracle Linux Local Security Checks | 2026/4/13 | 2026/4/30 | critical |
| 306537 | RockyLinux 9:firefox (RLSA-2026:7671) | Nessus | Rocky Linux Local Security Checks | 2026/4/15 | 2026/4/15 | critical |
| 306649 | AlmaLinux 9:firefox (ALSA-2026:7671) | Nessus | Alma Linux Local Security Checks | 2026/4/16 | 2026/4/16 | critical |
| 306651 | AlmaLinux 8:firefox (ALSA-2026:8052) | Nessus | Alma Linux Local Security Checks | 2026/4/16 | 2026/4/16 | critical |
| 308172 | MiracleLinux 8:firefox-140.9.1-1.el8_10.ML.1 (AXSA:2026-480:08) | Nessus | Miracle Linux Local Security Checks | 2026/4/21 | 2026/4/21 | critical |
| 310147 | AlmaLinux 8:thunderbird (ALSA-2026:9345) | Nessus | Alma Linux Local Security Checks | 2026/4/24 | 2026/4/24 | critical |
| 311142 | Amazon Linux 2:firefox,--advisory ALAS2FIREFOX-2026-057 (ALASFIREFOX-2026-057) | Nessus | Amazon Linux Local Security Checks | 2026/4/30 | 2026/4/30 | critical |
| 311306 | Amazon Linux 2023:firefox (ALAS2023-2026-1621) | Nessus | Amazon Linux Local Security Checks | 2026/4/30 | 2026/4/30 | critical |
| 312168 | RHEL 9:firefox (RHSA-2026:13582) | Nessus | Red Hat Local Security Checks | 2026/5/5 | 2026/5/5 | critical |
| 312178 | RHEL 9:firefox (RHSA-2026:13583) | Nessus | Red Hat Local Security Checks | 2026/5/5 | 2026/5/5 | critical |
| 312252 | RHEL 10:firefox (RHSA-2026:13665) | Nessus | Red Hat Local Security Checks | 2026/5/5 | 2026/5/5 | critical |
| 312999 | RHEL 8:thunderbird (RHSA-2026:14303) | Nessus | Red Hat Local Security Checks | 2026/5/7 | 2026/5/7 | critical |