| 313044 | Mozilla Firefox ESR < 115.35.2 | Nessus | MacOS X Local Security Checks | 5/7/2026 | 5/11/2026 | critical |
| 310802 | Mozilla Firefox ESR < 140.10.1 | Nessus | Windows | 4/29/2026 | 5/13/2026 | critical |
| 312241 | Fedora 43 : firefox / nss (2026-c0a4f03150) | Nessus | Fedora Local Security Checks | 5/5/2026 | 5/13/2026 | medium |
| 313045 | Mozilla Firefox ESR < 115.35.2 | Nessus | Windows | 5/7/2026 | 5/11/2026 | critical |
| 313177 | Linux Distros Unpatched Vulnerability : CVE-2026-8091 | Nessus | Misc. | 5/7/2026 | 5/8/2026 | critical |
| 316908 | Amazon Linux 2 : firefox, --advisory ALAS2FIREFOX-2026-060 (ALASFIREFOX-2026-060) | Nessus | Amazon Linux Local Security Checks | 5/27/2026 | 5/27/2026 | high |
| 310800 | Mozilla Firefox ESR < 140.10.1 | Nessus | MacOS X Local Security Checks | 4/29/2026 | 5/13/2026 | critical |
| 307895 | Mozilla Firefox < 150.0 | Nessus | MacOS X Local Security Checks | 4/21/2026 | 5/8/2026 | medium |
| 309098 | Mozilla Thunderbird < 150.0 | Nessus | MacOS X Local Security Checks | 4/21/2026 | 5/7/2026 | medium |
| 309100 | Mozilla Thunderbird < 150.0 | Nessus | Windows | 4/21/2026 | 5/7/2026 | medium |
| 310077 | Fedora 44 : firefox / nss (2026-fb08ad61f2) | Nessus | Fedora Local Security Checks | 4/24/2026 | 5/8/2026 | medium |
| 310573 | Fedora 42 : firefox / nss (2026-69538c9f7e) | Nessus | Fedora Local Security Checks | 4/28/2026 | 5/13/2026 | medium |
| 316905 | Amazon Linux 2023 : firefox (ALAS2023-2026-1725) | Nessus | Amazon Linux Local Security Checks | 5/27/2026 | 5/27/2026 | high |
| 316912 | Amazon Linux 2 : thunderbird, --advisory ALAS2-2026-3315 (ALAS-2026-3315) | Nessus | Amazon Linux Local Security Checks | 5/27/2026 | 5/27/2026 | high |
| 313461 | FreeBSD : Mozilla -- Incorrect boundary conditions (76763f24-4aae-11f1-88d3-b42e991fc52e) | Nessus | FreeBSD Local Security Checks | 5/8/2026 | 5/8/2026 | critical |
| 311286 | Mozilla Thunderbird < 140.10.1 | Nessus | Windows | 4/30/2026 | 5/13/2026 | critical |
| 315046 | SUSE SLES12 Security Update : MozillaFirefox (SUSE-SU-2026:1830-1) | Nessus | SuSE Local Security Checks | 5/16/2026 | 5/16/2026 | critical |
| 307899 | Mozilla Firefox < 150.0 | Nessus | Windows | 4/21/2026 | 5/8/2026 | medium |
| 315066 | SUSE SLES16 Security Update : MozillaFirefox (SUSE-SU-2026:21607-1) | Nessus | SuSE Local Security Checks | 5/16/2026 | 5/16/2026 | critical |
| 311287 | Mozilla Thunderbird < 140.10.1 | Nessus | MacOS X Local Security Checks | 4/30/2026 | 5/13/2026 | critical |
| 318094 | SUSE SLED15 / SLES15 Security Update : MozillaFirefox (SUSE-SU-2026:2109-1) | Nessus | SuSE Local Security Checks | 6/1/2026 | 6/1/2026 | critical |
