| 337888 | Mozilla Thunderbird < 154.0 | Nessus | Windows | 8/19/2026 | 9/4/2026 | critical |
| 338384 | Fedora 43 : firefox (2026-170e9d62c6) | Nessus | Fedora Local Security Checks | 8/20/2026 | 8/24/2026 | critical |
| 337628 | Mozilla Firefox ESR < 153.1 | Nessus | Windows | 8/18/2026 | 8/24/2026 | critical |
| 341890 | Amazon Linux 2 : firefox, --advisory ALAS2FIREFOX-2026-064 (ALASFIREFOX-2026-064) | Nessus | Amazon Linux Local Security Checks | 8/31/2026 | 9/3/2026 | high |
| 337625 | Mozilla Firefox < 154.0 | Nessus | MacOS X Local Security Checks | 8/18/2026 | 8/28/2026 | critical |
| 337629 | Mozilla Firefox < 154.0 | Nessus | Windows | 8/18/2026 | 8/28/2026 | critical |
| 337885 | Mozilla Thunderbird < 153.1 | Nessus | MacOS X Local Security Checks | 8/19/2026 | 8/21/2026 | critical |
| 341868 | Amazon Linux 2023 : firefox (ALAS2023-2026-2105) | Nessus | Amazon Linux Local Security Checks | 8/31/2026 | 9/3/2026 | high |
| 337627 | Mozilla Firefox ESR < 153.1 | Nessus | MacOS X Local Security Checks | 8/18/2026 | 8/24/2026 | critical |
| 337890 | Mozilla Thunderbird < 153.1 | Nessus | Windows | 8/19/2026 | 8/21/2026 | critical |
| 338389 | Fedora 44 : firefox (2026-fc11919789) | Nessus | Fedora Local Security Checks | 8/20/2026 | 8/24/2026 | critical |
| 338826 | SUSE SLED15: MozillaFirefox / MozillaFirefox-devel / etc (SUSE-SU-2026:3658-1) | Nessus | SuSE Local Security Checks | 8/22/2026 | 8/28/2026 | critical |
| 338138 | Linux Distros Unpatched Vulnerability : CVE-2026-74938 | Nessus | Misc. | 8/19/2026 | 8/19/2026 | critical |
| 337889 | Mozilla Thunderbird < 154.0 | Nessus | MacOS X Local Security Checks | 8/19/2026 | 9/4/2026 | critical |
| 339734 | SUSE SLES12: MozillaFirefox / MozillaFirefox-devel / etc (SUSE-SU-2026:3683-1) | Nessus | SuSE Local Security Checks | 8/26/2026 | 8/28/2026 | critical |
| 341839 | Amazon Linux 2 : thunderbird, --advisory ALAS2-2026-3880 (ALAS-2026-3880) | Nessus | Amazon Linux Local Security Checks | 8/31/2026 | 9/3/2026 | high |
| 342669 | openSUSE 16: MozillaFirefox / MozillaFirefox-branding-upstream / etc (openSUSE-SU-2026:21713-1) | Nessus | SuSE Local Security Checks | 9/3/2026 | 9/3/2026 | critical |