| 136389 | Scientific Linux Security Update : firefox on SL6.x i386/x86_64 (20200506) | Nessus | Scientific Linux Local Security Checks | 5/7/2020 | 3/13/2024 | critical |
| 136403 | Mozilla Firefox < 76.0 | Nessus | MacOS X Local Security Checks | 5/7/2020 | 11/18/2025 | critical |
| 136431 | Debian DSA-4683-1 : thunderbird - security update | Nessus | Debian Local Security Checks | 5/11/2020 | 3/13/2024 | critical |
| 136461 | openSUSE Security Update : MozillaThunderbird (openSUSE-2020-643) | Nessus | SuSE Local Security Checks | 5/11/2020 | 3/13/2024 | critical |
| 136477 | RHEL 6 : thunderbird (RHSA-2020:2049) | Nessus | Red Hat Local Security Checks | 5/11/2020 | 11/7/2024 | critical |
| 136649 | SUSE SLED15 / SLES15 Security Update : MozillaFirefox (SUSE-SU-2020:1209-1) | Nessus | SuSE Local Security Checks | 5/15/2020 | 3/12/2024 | critical |
| 136351 | RHEL 7 : firefox (RHSA-2020:2037) | Nessus | Red Hat Local Security Checks | 5/6/2020 | 11/7/2024 | critical |
| 136358 | Mozilla Thunderbird < 68.8.0 | Nessus | MacOS X Local Security Checks | 5/7/2020 | 11/18/2025 | critical |
| 136359 | Mozilla Thunderbird < 68.8.0 | Nessus | Windows | 5/7/2020 | 11/18/2025 | critical |
| 136374 | Debian DSA-4678-1 : firefox-esr - security update | Nessus | Debian Local Security Checks | 5/7/2020 | 3/13/2024 | critical |
| 136390 | Scientific Linux Security Update : firefox on SL7.x x86_64 (20200506) | Nessus | Scientific Linux Local Security Checks | 5/7/2020 | 3/13/2024 | critical |
| 136392 | Slackware 14.2 / current : mozilla-firefox (SSA:2020-126-01) | Nessus | Slackware Local Security Checks | 5/7/2020 | 3/13/2024 | critical |
| 136418 | Oracle Linux 7 : firefox (ELSA-2020-2037) | Nessus | Oracle Linux Local Security Checks | 5/8/2020 | 10/23/2024 | critical |
| 136476 | RHEL 8 : thunderbird (RHSA-2020:2046) | Nessus | Red Hat Local Security Checks | 5/11/2020 | 11/7/2024 | critical |
| 180959 | Oracle Linux 6 : firefox (ELSA-2020-2036) | Nessus | Oracle Linux Local Security Checks | 9/7/2023 | 10/23/2024 | critical |
| 136654 | SUSE SLES12 Security Update : MozillaFirefox (SUSE-SU-2020:1218-1) | Nessus | SuSE Local Security Checks | 5/15/2020 | 3/12/2024 | critical |
| 249966 | Linux Distros Unpatched Vulnerability : CVE-2020-6831 | Nessus | Misc. | 8/15/2025 | 8/15/2025 | critical |
