| 504304 | Siemens SIMATIC S7-1500 Integer Overflow or Wraparound (CVE-2022-23990) | Tenable OT Security | Tenable.ot | 11/13/2025 | 3/5/2026 | critical |
| 157248 | Debian DLA-2904-1 : expat - LTS security update | Nessus | Debian Local Security Checks | 1/31/2022 | 11/17/2023 | critical |
| 157868 | SUSE SLES11 Security Update : expat (SUSE-SU-2022:14884-1) | Nessus | SuSE Local Security Checks | 2/10/2022 | 11/9/2023 | critical |
| 158181 | SUSE SLES12 Security Update : expat (SUSE-SU-2022:0495-1) | Nessus | SuSE Local Security Checks | 2/19/2022 | 11/8/2023 | critical |
| 160656 | EulerOS 2.0 SP10 : expat (EulerOS-SA-2022-1645) | Nessus | Huawei Local Security Checks | 5/6/2022 | 10/30/2023 | critical |
| 161575 | EulerOS 2.0 SP3 : expat (EulerOS-SA-2022-1716) | Nessus | Huawei Local Security Checks | 5/26/2022 | 5/27/2022 | critical |
| 161616 | Tenable Nessus 10.x < 10.2.0 Third-Party Vulnerabilities (TNS-2022-11) | Nessus | Misc. | 5/27/2022 | 10/26/2023 | critical |
| 161617 | Tenable Nessus 8.x < 8.15.5 Third-Party Vulnerabilities (TNS-2022-12) | Nessus | Misc. | 5/27/2022 | 10/26/2023 | critical |
| 163163 | EulerOS Virtualization 2.10.1 : expat (EulerOS-SA-2022-2050) | Nessus | Huawei Local Security Checks | 7/14/2022 | 10/18/2023 | critical |
| 165976 | EulerOS Virtualization 3.0.6.0 : expat (EulerOS-SA-2022-2555) | Nessus | Huawei Local Security Checks | 10/10/2022 | 10/10/2023 | critical |
| 167446 | AlmaLinux 8 : mingw-expat (ALSA-2022:7811) | Nessus | Alma Linux Local Security Checks | 11/14/2022 | 10/4/2023 | critical |
| 212464 | Amazon Linux 2022 : expat, expat-devel, expat-static (ALAS2022-2022-028) | Nessus | Amazon Linux Local Security Checks | 12/11/2024 | 12/11/2024 | critical |
| 158222 | openSUSE 15 Security Update : expat (openSUSE-SU-2022:0498-1) | Nessus | SuSE Local Security Checks | 2/22/2022 | 11/7/2023 | critical |
| 158997 | Oracle Linux 7 : expat (ELSA-2022-9227) | Nessus | Oracle Linux Local Security Checks | 3/16/2022 | 10/22/2024 | high |
| 160143 | EulerOS 2.0 SP8 : expat (EulerOS-SA-2022-1562) | Nessus | Huawei Local Security Checks | 4/25/2022 | 10/31/2023 | critical |
| 160602 | EulerOS Virtualization 2.9.0 : expat (EulerOS-SA-2022-1628) | Nessus | Huawei Local Security Checks | 5/5/2022 | 10/30/2023 | critical |
| 163220 | EulerOS Virtualization 2.10.0 : expat (EulerOS-SA-2022-2022) | Nessus | Huawei Local Security Checks | 7/15/2022 | 10/17/2023 | critical |
| 167142 | RHEL 8 : mingw-expat (RHSA-2022:7811) | Nessus | Red Hat Local Security Checks | 11/9/2022 | 3/15/2025 | critical |
| 170780 | Rocky Linux 8 : mingw-expat (RLSA-2022:7811) | Nessus | Rocky Linux Local Security Checks | 1/30/2023 | 3/21/2023 | high |
| 182625 | Amazon Linux 2 : expat (ALAS-2023-2280) | Nessus | Amazon Linux Local Security Checks | 10/5/2023 | 12/11/2024 | high |
| 203171 | Photon OS 4.0: Expat PHSA-2022-4.0-0153 | Nessus | PhotonOS Local Security Checks | 7/23/2024 | 7/23/2024 | high |
| 293270 | MiracleLinux 8 : mingw-expat-2.4.8-1.el8 (AXSA:2022-4252:02) | Nessus | Miracle Linux Local Security Checks | 1/20/2026 | 1/20/2026 | critical |
| 277137 | RHEL 8 : expat (RHSA-2025:22607) | Nessus | Red Hat Local Security Checks | 12/3/2025 | 12/3/2025 | high |
| 158190 | SUSE SLED15 / SLES15 Security Update : expat (SUSE-SU-2022:0498-1) | Nessus | SuSE Local Security Checks | 2/19/2022 | 11/8/2023 | critical |
| 158212 | Ubuntu 16.04 ESM / 18.04 LTS / 20.04 LTS : Expat vulnerabilities (USN-5288-1) | Nessus | Ubuntu Local Security Checks | 2/21/2022 | 8/28/2024 | critical |
| 159791 | EulerOS 2.0 SP9 : expat (EulerOS-SA-2022-1425) | Nessus | Huawei Local Security Checks | 4/18/2022 | 11/1/2023 | critical |
| 175428 | Nessus Network Monitor < 6.2.1 Multiple Vulnerabilities (TNS-2023-19) | Nessus | Misc. | 5/12/2023 | 5/12/2023 | critical |
| 184394 | Amazon Linux AMI : expat (ALAS-2023-1882) | Nessus | Amazon Linux Local Security Checks | 11/3/2023 | 12/11/2024 | high |
| 229684 | Linux Distros Unpatched Vulnerability : CVE-2022-23990 | Nessus | Misc. | 3/5/2025 | 4/29/2026 | high |
| 277829 | RHEL 8 : expat (RHSA-2025:22871) | Nessus | Red Hat Local Security Checks | 12/9/2025 | 12/9/2025 | critical |
| 277859 | RHEL 8 : expat (RHSA-2025:22842) | Nessus | Red Hat Local Security Checks | 12/9/2025 | 12/9/2025 | high |
| 157425 | Tenable Nessus 10.x < 10.1.1 / 8.x < 8.15.3 Third-Party Vulnerabilities (TNS-2022-05) | Nessus | Misc. | 2/8/2022 | 11/13/2023 | critical |
| 159057 | Oracle Linux 8 : expat (ELSA-2022-9232) | Nessus | Oracle Linux Local Security Checks | 3/18/2022 | 10/22/2024 | high |
| 160127 | EulerOS 2.0 SP5 : expat (EulerOS-SA-2022-1529) | Nessus | Huawei Local Security Checks | 4/25/2022 | 5/25/2022 | critical |
| 160647 | EulerOS 2.0 SP10 : expat (EulerOS-SA-2022-1659) | Nessus | Huawei Local Security Checks | 5/6/2022 | 10/30/2023 | critical |
| 165899 | EulerOS Virtualization 3.0.6.6 : expat (EulerOS-SA-2022-2495) | Nessus | Huawei Local Security Checks | 10/9/2022 | 10/10/2022 | critical |
| 169650 | EulerOS Virtualization 3.0.2.6 : expat (EulerOS-SA-2023-1060) | Nessus | Huawei Local Security Checks | 1/6/2023 | 1/9/2023 | critical |
| 173105 | Amazon Linux 2023 : expat, expat-devel, expat-static (ALAS2023-2023-058) | Nessus | Amazon Linux Local Security Checks | 3/21/2023 | 12/11/2024 | critical |
| 236567 | Alibaba Cloud Linux 3 : 0183: mingw-expat (ALINUX3-SA-2022:0183) | Nessus | Alibaba Cloud Linux Local Security Checks | 5/14/2025 | 5/14/2025 | critical |
| 276347 | TencentOS Server 3: mingw-expat (TSSA-2022:0251) | Nessus | Tencent Local Security Checks | 11/20/2025 | 11/20/2025 | high |
| 158031 | Debian DSA-5073-1 : expat - security update | Nessus | Debian Local Security Checks | 2/13/2022 | 11/9/2023 | critical |
| 159785 | EulerOS 2.0 SP9 : expat (EulerOS-SA-2022-1446) | Nessus | Huawei Local Security Checks | 4/18/2022 | 11/1/2023 | critical |
| 160580 | EulerOS Virtualization 2.9.1 : expat (EulerOS-SA-2022-1605) | Nessus | Huawei Local Security Checks | 5/5/2022 | 10/31/2023 | critical |
| 160687 | EulerOS Virtualization 3.0.2.0 : expat (EulerOS-SA-2022-1679) | Nessus | Huawei Local Security Checks | 5/7/2022 | 10/30/2023 | critical |
| 161573 | EulerOS 2.0 SP3 : xulrunner (EulerOS-SA-2022-1774) | Nessus | Huawei Local Security Checks | 5/26/2022 | 10/26/2023 | critical |
| 165540 | GLSA-202209-24 : Expat: Multiple Vulnerabilities | Nessus | Gentoo Local Security Checks | 9/29/2022 | 10/10/2023 | critical |
| 168581 | Amazon Linux 2022 : expat (ALAS2022-2022-232) | Nessus | Amazon Linux Local Security Checks | 12/9/2022 | 12/11/2024 | critical |
| 170846 | EulerOS Virtualization 3.0.2.2 : expat (EulerOS-SA-2023-1252) | Nessus | Huawei Local Security Checks | 1/30/2023 | 1/31/2023 | critical |
| 203954 | Photon OS 3.0: Expat PHSA-2022-3.0-0358 | Nessus | PhotonOS Local Security Checks | 7/24/2024 | 7/24/2024 | critical |
| 277867 | Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: expat (UTSA-2025-991053) | Nessus | Unity Linux Local Security Checks | 12/9/2025 | 12/9/2025 | high |
