| 310549 | RHEL 8 : firefox (RHSA-2026:10766) | Nessus | Red Hat Local Security Checks | 4/27/2026 | 4/30/2026 | critical |
| 307895 | Mozilla Firefox < 150.0 | Nessus | MacOS X Local Security Checks | 4/21/2026 | 5/8/2026 | medium |
| 307897 | Mozilla Firefox ESR < 140.10 | Nessus | MacOS X Local Security Checks | 4/21/2026 | 5/1/2026 | critical |
| 310712 | RockyLinux 9 : firefox (RLSA-2026:10757) | Nessus | Rocky Linux Local Security Checks | 4/28/2026 | 4/30/2026 | critical |
| 314645 | RHEL 8 : firefox (RHSA-2026:17477) | Nessus | Red Hat Local Security Checks | 5/14/2026 | 5/14/2026 | critical |
| 314753 | RHEL 9 : firefox (RHSA-2026:17688) | Nessus | Red Hat Local Security Checks | 5/14/2026 | 5/14/2026 | critical |
| 314901 | MiracleLinux 9 : thunderbird-140.10.0-1.el9_7.ML.1 (AXSA:2026-616:11) | Nessus | Miracle Linux Local Security Checks | 5/15/2026 | 5/15/2026 | critical |
| 315513 | RHEL 10 : thunderbird (RHSA-2026:19131) | Nessus | Red Hat Local Security Checks | 5/19/2026 | 5/19/2026 | critical |
| 315602 | RHEL 9 : firefox (RHSA-2026:17689) | Nessus | Red Hat Local Security Checks | 5/20/2026 | 5/20/2026 | critical |
| 315722 | RHEL 10 : thunderbird (RHSA-2026:19463) | Nessus | Red Hat Local Security Checks | 5/20/2026 | 5/20/2026 | critical |
| 310655 | Oracle Linux 9 : firefox (ELSA-2026-10757) | Nessus | Oracle Linux Local Security Checks | 4/28/2026 | 5/8/2026 | critical |
| 310666 | openSUSE 16 Security Update : MozillaFirefox (openSUSE-SU-2026:20621-1) | Nessus | SuSE Local Security Checks | 4/28/2026 | 4/30/2026 | critical |
| 311753 | SUSE SLES12 Security Update : MozillaFirefox (SUSE-SU-2026:1650-1) | Nessus | SuSE Local Security Checks | 5/2/2026 | 5/2/2026 | critical |
| 311757 | SUSE SLED15 / SLES15 Security Update : MozillaFirefox (SUSE-SU-2026:1649-1) | Nessus | SuSE Local Security Checks | 5/2/2026 | 5/2/2026 | critical |
| 312102 | RHEL 8 : thunderbird (RHSA-2026:13537) | Nessus | Red Hat Local Security Checks | 5/4/2026 | 5/4/2026 | critical |
| 312314 | Oracle Linux 8 : thunderbird (ELSA-2026-13537) | Nessus | Oracle Linux Local Security Checks | 5/5/2026 | 5/5/2026 | critical |
| 312849 | MiracleLinux 9 : firefox-140.10.0-1.el9_7.ML.1 (AXSA:2026-550:10) | Nessus | Miracle Linux Local Security Checks | 5/7/2026 | 5/8/2026 | critical |
| 313015 | RockyLinux 8 : thunderbird (RLSA-2026:13537) | Nessus | Rocky Linux Local Security Checks | 5/7/2026 | 5/7/2026 | critical |
| 313036 | RockyLinux 10 : thunderbird (RLSA-2026:12285) | Nessus | Rocky Linux Local Security Checks | 5/7/2026 | 5/7/2026 | critical |
| 314150 | MiracleLinux 8 : thunderbird-140.10.0-1.el8_10.ML.1 (AXSA:2026-579:10) | Nessus | Miracle Linux Local Security Checks | 5/11/2026 | 5/11/2026 | critical |
| 314424 | RockyLinux 9 : thunderbird (RLSA-2026:15892) | Nessus | Rocky Linux Local Security Checks | 5/13/2026 | 5/13/2026 | critical |
| 315549 | RockyLinux 9 : firefox (RLSA-2026:19201) | Nessus | Rocky Linux Local Security Checks | 5/20/2026 | 5/20/2026 | critical |
| 315558 | RHEL 9 : thunderbird (RHSA-2026:19462) | Nessus | Red Hat Local Security Checks | 5/20/2026 | 5/20/2026 | critical |
| 315561 | RHEL 8 : thunderbird (RHSA-2026:19465) | Nessus | Red Hat Local Security Checks | 5/20/2026 | 5/20/2026 | critical |
| 315585 | RHEL 8 : thunderbird (RHSA-2026:19466) | Nessus | Red Hat Local Security Checks | 5/20/2026 | 5/20/2026 | critical |
| 315916 | RHEL 7 : firefox (RHSA-2026:19704) | Nessus | Red Hat Local Security Checks | 5/20/2026 | 5/20/2026 | critical |
| 316681 | TencentOS Server 3: firefox (TSSA-2026:0382) | Nessus | Tencent Local Security Checks | 5/26/2026 | 5/26/2026 | critical |
| 315444 | RHEL 10 : firefox (RHSA-2026:19041) | Nessus | Red Hat Local Security Checks | 5/19/2026 | 5/19/2026 | critical |
| 309099 | Mozilla Thunderbird < 140.10 | Nessus | Windows | 4/21/2026 | 5/1/2026 | critical |
