| 505332 | Siemens SCALANCE Improper Authentication (CVE-2020-26139) | Tenable OT Security | Tenable.ot | 4/21/2026 | medium |
| 505331 | Siemens SCALANCE Improper Validation of Integrity Check Value(CVE-2020-26141) | Tenable OT Security | Tenable.ot | 4/21/2026 | medium |
| 505330 | Siemens SICAM 8 Products Out-of-Bounds Write (CVE-2026-27664) | Tenable OT Security | Tenable.ot | 4/21/2026 | high |
| 505329 | Siemens SICAM 8 Products Allocation of Resources Without Limits or Throttling (CVE-2026-27663) | Tenable OT Security | Tenable.ot | 4/21/2026 | high |
| 309101 | Mozilla Thunderbird < 140.10 | Nessus | MacOS X Local Security Checks | 4/21/2026 | critical |
| 309100 | Mozilla Thunderbird < 150.0 | Nessus | Windows | 4/21/2026 | critical |
| 309099 | Mozilla Thunderbird < 140.10 | Nessus | Windows | 4/21/2026 | critical |
| 309098 | Mozilla Thunderbird < 150.0 | Nessus | MacOS X Local Security Checks | 4/21/2026 | critical |
| 309097 | Linux Distros Unpatched Vulnerability : CVE-2026-39377 | Nessus | Misc. | 4/21/2026 | medium |
| 309096 | Linux Distros Unpatched Vulnerability : CVE-2026-40606 | Nessus | Misc. | 4/21/2026 | medium |
| 309095 | Linux Distros Unpatched Vulnerability : CVE-2026-39378 | Nessus | Misc. | 4/21/2026 | medium |
| 309094 | Linux Distros Unpatched Vulnerability : CVE-2026-40613 | Nessus | Misc. | 4/21/2026 | high |
| 309093 | Unity Linux 20.1060e Security Update: kernel (UTSA-2026-013406) | Nessus | Unity Linux Local Security Checks | 4/21/2026 | high |
| 309092 | Unity Linux 20.1060e Security Update: kernel (UTSA-2026-013405) | Nessus | Unity Linux Local Security Checks | 4/21/2026 | medium |
| 309091 | Unity Linux 20.1060e Security Update: kernel (UTSA-2026-013407) | Nessus | Unity Linux Local Security Checks | 4/21/2026 | medium |
| 309090 | Unity Linux 20.1060e Security Update: kernel (UTSA-2026-013408) | Nessus | Unity Linux Local Security Checks | 4/21/2026 | medium |
| 309089 | RHEL 8 : python3 (RHSA-2026:9386) | Nessus | Red Hat Local Security Checks | 4/21/2026 | high |
| 309088 | RHEL 9 : openssh (RHSA-2026:9415) | Nessus | Red Hat Local Security Checks | 4/21/2026 | medium |
| 309087 | RHEL 8 : gstreamer1-plugins-bad-free, gstreamer1-plugins-base, and gstreamer1-plugins-good (RHSA-2026:9488) | Nessus | Red Hat Local Security Checks | 4/21/2026 | high |
| 309086 | RHEL 8 : gstreamer1-plugins-bad-free, gstreamer1-plugins-base, and gstreamer1-plugins-good (RHSA-2026:9487) | Nessus | Red Hat Local Security Checks | 4/21/2026 | high |
| 309085 | RHEL 9 : giflib (RHSA-2026:9292) | Nessus | Red Hat Local Security Checks | 4/21/2026 | medium |
| 309084 | RHEL 8 : python3 (RHSA-2026:9289) | Nessus | Red Hat Local Security Checks | 4/21/2026 | high |
| 309083 | RHEL 8 : thunderbird (RHSA-2026:9345) | Nessus | Red Hat Local Security Checks | 4/21/2026 | critical |
| 309082 | Azul Zulu Java Multiple Vulnerabilities (2026-04-21) | Nessus | Misc. | 4/21/2026 | high |
| 309081 | Debian dsa-6222 : libngtcp2-16 - security update | Nessus | Debian Local Security Checks | 4/21/2026 | high |
| 309080 | Oracle Linux 8 : OpenEXR (ELSA-2026-8863) | Nessus | Oracle Linux Local Security Checks | 4/21/2026 | high |
| 309079 | AlmaLinux 10 : .NET 8.0 (ALSA-2026:8470) | Nessus | Alma Linux Local Security Checks | 4/21/2026 | high |
| 309078 | AlmaLinux 10 : .NET 9.0 (ALSA-2026:8472) | Nessus | Alma Linux Local Security Checks | 4/21/2026 | high |
| 309077 | AlmaLinux 10 : freerdp (ALSA-2026:8458) | Nessus | Alma Linux Local Security Checks | 4/21/2026 | high |
| 309076 | AlmaLinux 10 : libarchive (ALSA-2026:8492) | Nessus | Alma Linux Local Security Checks | 4/21/2026 | high |
| 309075 | Linux Distros Unpatched Vulnerability : CVE-2026-33691 | Nessus | Misc. | 4/21/2026 | high |
| 309074 | Linux Distros Unpatched Vulnerability : CVE-2026-5119 | Nessus | Misc. | 4/21/2026 | high |
| 309073 | Oracle Linux 9 : giflib (ELSA-2026-8859) | Nessus | Oracle Linux Local Security Checks | 4/21/2026 | medium |
| 309072 | Oracle Linux 9 : kernel (ELSA-2026-8921) | Nessus | Oracle Linux Local Security Checks | 4/21/2026 | high |
| 309071 | Linux Distros Unpatched Vulnerability : CVE-2026-6766 | Nessus | Misc. | 4/21/2026 | high |
| 309070 | Linux Distros Unpatched Vulnerability : CVE-2026-6752 | Nessus | Misc. | 4/21/2026 | critical |
| 309069 | Linux Distros Unpatched Vulnerability : CVE-2026-6747 | Nessus | Misc. | 4/21/2026 | high |
| 309068 | Linux Distros Unpatched Vulnerability : CVE-2026-6769 | Nessus | Misc. | 4/21/2026 | medium |
| 309067 | Linux Distros Unpatched Vulnerability : CVE-2026-6749 | Nessus | Misc. | 4/21/2026 | high |
| 309066 | Linux Distros Unpatched Vulnerability : CVE-2026-6786 | Nessus | Misc. | 4/21/2026 | critical |
| 309065 | Linux Distros Unpatched Vulnerability : CVE-2026-6785 | Nessus | Misc. | 4/21/2026 | critical |
| 309064 | Linux Distros Unpatched Vulnerability : CVE-2026-6753 | Nessus | Misc. | 4/21/2026 | critical |
| 309063 | Linux Distros Unpatched Vulnerability : CVE-2026-6770 | Nessus | Misc. | 4/21/2026 | medium |
| 309062 | Linux Distros Unpatched Vulnerability : CVE-2026-6757 | Nessus | Misc. | 4/21/2026 | critical |
| 309061 | Linux Distros Unpatched Vulnerability : CVE-2026-6772 | Nessus | Misc. | 4/21/2026 | critical |
| 309060 | Linux Distros Unpatched Vulnerability : CVE-2026-6746 | Nessus | Misc. | 4/21/2026 | high |
| 309059 | Linux Distros Unpatched Vulnerability : CVE-2026-6750 | Nessus | Misc. | 4/21/2026 | medium |
| 309058 | Linux Distros Unpatched Vulnerability : CVE-2026-6765 | Nessus | Misc. | 4/21/2026 | critical |
| 309057 | Linux Distros Unpatched Vulnerability : CVE-2026-6767 | Nessus | Misc. | 4/21/2026 | medium |
| 309056 | Linux Distros Unpatched Vulnerability : CVE-2026-6771 | Nessus | Misc. | 4/21/2026 | critical |
