| 149570 | openSUSE Security Update : webkit2gtk3 (openSUSE-2021-637) | Nessus | SuSE Local Security Checks | 5/18/2021 | 4/25/2023 | critical |
| 149222 | GLSA-202104-03 : WebkitGTK+: Multiple vulnerabilities | Nessus | Gentoo Local Security Checks | 5/3/2021 | 5/6/2022 | critical |
| 146086 | macOS 10.14.x < 10.14.6 Security Update 2021-001 / 10.15.x < 10.15.7 Security Update 2021-001 / macOS 11.x < 11.2 (HT212147) | Nessus | MacOS X Local Security Checks | 2/3/2021 | 4/25/2023 | critical |
| 155097 | CentOS 8 : GNOME (CESA-2021:4381) | Nessus | CentOS Local Security Checks | 11/11/2021 | 4/25/2023 | critical |
| 157823 | Rocky Linux 8 : GNOME (RLSA-2021:4381) | Nessus | Rocky Linux Local Security Checks | 2/9/2022 | 11/8/2023 | critical |
| 148778 | Fedora 33 : webkit2gtk3 (2021-864dc37032) | Nessus | Fedora Local Security Checks | 4/19/2021 | 4/25/2023 | critical |
| 149203 | SUSE SLED15 / SLES15 Security Update : webkit2gtk3 (SUSE-SU-2021:1430-1) | Nessus | SuSE Local Security Checks | 4/30/2021 | 4/25/2023 | critical |
| 148236 | Debian DSA-4877-1 : webkit2gtk - security update | Nessus | Debian Local Security Checks | 3/30/2021 | 5/6/2022 | critical |
| 150913 | SUSE SLED12 / SLES12 Security Update : webkit2gtk3 (SUSE-SU-2021:1990-1) | Nessus | SuSE Local Security Checks | 6/21/2021 | 7/13/2023 | critical |
| 148804 | Fedora 32 : webkit2gtk3 (2021-619711d709) | Nessus | Fedora Local Security Checks | 4/19/2021 | 4/25/2023 | critical |
| 145548 | Apple iOS < 14.4 Multiple Vulnerabilities | Nessus | Mobile Devices | 1/29/2021 | 4/8/2024 | critical |
| 155153 | RHEL 8 : GNOME (RHSA-2021:4381) | Nessus | Red Hat Local Security Checks | 11/11/2021 | 1/31/2024 | critical |
| 149278 | SUSE SLES15 Security Update : webkit2gtk3 (SUSE-SU-2021:1499-1) | Nessus | SuSE Local Security Checks | 5/5/2021 | 4/25/2023 | critical |
| 148891 | Ubuntu 18.04 LTS / 20.04 LTS : WebKitGTK vulnerabilities (USN-4894-1) | Nessus | Ubuntu Local Security Checks | 4/21/2021 | 10/16/2023 | critical |
| 155421 | Oracle Linux 8 : GNOME (ELSA-2021-4381) | Nessus | Oracle Linux Local Security Checks | 11/17/2021 | 4/25/2023 | critical |
| 157596 | AlmaLinux 8 : GNOME (ALSA-2021:4381) | Nessus | Alma Linux Local Security Checks | 2/9/2022 | 4/25/2023 | critical |
| 177194 | Amazon Linux 2 : webkitgtk4 (ALAS-2023-2088) | Nessus | Amazon Linux Local Security Checks | 6/13/2023 | 6/14/2023 | critical |
