| 504171 | Siemens SIMATIC S7-1500 Improper Restriction of XML External Entity Reference (CVE-2013-0340) | Tenable OT Security | Tenable.ot | 11/13/2025 | 3/5/2026 | critical |
| 106714 | IBM Netezza Analytics Open Source James Clark Expat Multiple Vulnerabilities (swg22012645) | Nessus | General | 2/9/2018 | 10/30/2025 | medium |
| 277137 | RHEL 8 : expat (RHSA-2025:22607) | Nessus | Red Hat Local Security Checks | 12/3/2025 | 12/3/2025 | high |
| 96415 | GLSA-201701-21 : Expat: Multiple vulnerabilities | Nessus | Gentoo Local Security Checks | 1/12/2017 | 1/6/2026 | critical |
| 153507 | Apple iOS < 15 Multiple Vulnerabilities (HT212814) | Nessus | Mobile Devices | 9/21/2021 | 3/23/2026 | critical |
| 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 |
| 149858 | Slackware 14.0 / 14.1 / 14.2 / current : expat (SSA:2021-143-01) | Nessus | Slackware Local Security Checks | 5/24/2021 | 12/29/2023 | critical |
| 217819 | Linux Distros Unpatched Vulnerability : CVE-2013-0340 | Nessus | Misc. | 3/4/2025 | 12/4/2025 | high |
| 153429 | macOS 11.x < 11.6 (HT212804) | Nessus | MacOS X Local Security Checks | 9/16/2021 | 5/28/2024 | high |
| 153432 | macOS 10.15.x < Catalina Security Update 2021-005 Catalina (HT212805) | Nessus | MacOS X Local Security Checks | 9/16/2021 | 5/28/2024 | high |
| 153434 | Apple iOS < 14.8 Multiple Vulnerabilities (HT212807) | Nessus | Mobile Devices | 9/16/2021 | 3/23/2026 | critical |
| 279107 | Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: expat (UTSA-2025-991275) | Nessus | Unity Linux Local Security Checks | 12/18/2025 | 12/18/2025 | critical |
| 149883 | FreeBSD : texproc/expat2 -- billion laugh attack (5fa90ee6-bc9e-11eb-a287-e0d55e2a8bf9) | Nessus | FreeBSD Local Security Checks | 5/25/2021 | 12/29/2023 | critical |
| 153698 | EulerOS 2.0 SP9 : expat (EulerOS-SA-2021-2524) | Nessus | Huawei Local Security Checks | 9/27/2021 | 11/29/2023 | critical |
| 153711 | EulerOS 2.0 SP9 : expat (EulerOS-SA-2021-2548) | Nessus | Huawei Local Security Checks | 9/27/2021 | 11/29/2023 | critical |
| 155509 | EulerOS Virtualization 2.9.1 : expat (EulerOS-SA-2021-2756) | Nessus | Huawei Local Security Checks | 11/17/2021 | 11/23/2023 | critical |
| 155536 | EulerOS Virtualization 2.9.0 : expat (EulerOS-SA-2021-2784) | Nessus | Huawei Local Security Checks | 11/17/2021 | 11/23/2023 | critical |
| 276721 | RHEL 9 : expat (RHSA-2025:22035) | Nessus | Red Hat Local Security Checks | 11/25/2025 | 11/25/2025 | high |
| 277504 | RHEL 8 : expat (RHSA-2025:22785) | Nessus | Red Hat Local Security Checks | 12/4/2025 | 12/4/2025 | critical |
