| 504115 | Siemens SIMATIC S7-1500 Out-of-bounds Read (CVE-2019-15903) | Tenable OT Security | Tenable.ot | 11/13/2025 | 3/5/2026 | high |
| 128874 | Ubuntu 16.04 LTS / 18.04 LTS : Expat vulnerability (USN-4132-1) | Nessus | Ubuntu Local Security Checks | 9/16/2019 | 8/27/2024 | high |
| 129283 | SUSE SLED15 / SLES15 Security Update : expat (SUSE-SU-2019:2429-1) | Nessus | SuSE Local Security Checks | 9/24/2019 | 4/23/2024 | high |
| 129288 | SUSE SLED12 / SLES12 Security Update : expat (SUSE-SU-2019:2440-1) | Nessus | SuSE Local Security Checks | 9/24/2019 | 4/23/2024 | high |
| 129456 | openSUSE Security Update : expat (openSUSE-2019-2204) | Nessus | SuSE Local Security Checks | 9/30/2019 | 4/22/2024 | high |
| 129457 | openSUSE Security Update : expat (openSUSE-2019-2205) | Nessus | SuSE Local Security Checks | 9/30/2019 | 4/22/2024 | high |
| 130172 | Mozilla Firefox ESR < 68.2 | Nessus | Windows | 10/24/2019 | 11/18/2025 | high |
| 130275 | Google Chrome < 78.0.3904.70 Multiple Vulnerabilities | Nessus | Windows | 10/25/2019 | 11/24/2025 | high |
| 130434 | CentOS 7 : firefox (CESA-2019:3193) | Nessus | CentOS Local Security Checks | 11/1/2019 | 4/16/2024 | high |
| 130436 | CentOS 7 : thunderbird (CESA-2019:3210) | Nessus | CentOS Local Security Checks | 11/1/2019 | 4/16/2024 | high |
| 130742 | RHEL 6 : thunderbird (RHSA-2019:3756) | Nessus | Red Hat Local Security Checks | 11/8/2019 | 11/6/2024 | high |
| 132264 | Amazon Linux 2 : thunderbird (ALAS-2019-1376) | Nessus | Amazon Linux Local Security Checks | 12/19/2019 | 4/3/2024 | high |
| 134506 | EulerOS Virtualization for ARM 64 3.0.2.0 : expat (EulerOS-SA-2020-1217) | Nessus | Huawei Local Security Checks | 3/13/2020 | 3/22/2024 | critical |
| 137638 | Photon OS 1.0: Expat PHSA-2020-1.0-0301 | Nessus | PhotonOS Local Security Checks | 6/18/2020 | 3/6/2024 | high |
| 137716 | Photon OS 2.0: Expat PHSA-2020-2.0-0254 | Nessus | PhotonOS Local Security Checks | 6/22/2020 | 7/23/2024 | high |
| 141594 | CentOS 7 : expat (RHSA-2020:3952) | Nessus | CentOS Local Security Checks | 10/20/2020 | 10/9/2024 | high |
| 145641 | CentOS 8 : thunderbird (CESA-2019:3237) | Nessus | CentOS Local Security Checks | 1/29/2021 | 1/25/2024 | high |
| 147315 | NewStart CGSL MAIN 6.02 : expat Multiple Vulnerabilities (NS-SA-2021-0083) | Nessus | NewStart CGSL Local Security Checks | 3/10/2021 | 1/11/2024 | high |
| 150798 | Tenable Nessus 8.x.x < 8.15.0 Multiple Vulnerabilities (TNS-2021-11) | Nessus | Misc. | 6/15/2021 | 12/13/2023 | medium |
| 236694 | Alibaba Cloud Linux 3 : 0042: expat (ALINUX3-SA-2022:0042) | Nessus | Alibaba Cloud Linux Local Security Checks | 5/14/2025 | 5/15/2025 | high |
| 239375 | TencentOS Server 3: expat (TSSA-2022:0042) | Nessus | Tencent Local Security Checks | 6/16/2025 | 11/22/2025 | high |
| 293819 | MiracleLinux 8 : expat-2.2.5-4.el8 (AXSA:2020-1007:03) | Nessus | Miracle Linux Local Security Checks | 1/20/2026 | 1/21/2026 | high |
| 138078 | Apple iCloud 10.x < 10.9 Multiple Vulnerabilities | Nessus | Windows | 7/2/2020 | 3/4/2024 | high |
| 137705 | RHEL 6 / 7 : Red Hat JBoss Core Services Apache HTTP Server 2.4.37 SP3 (RHSA-2020:2644) | Nessus | Red Hat Local Security Checks | 6/22/2020 | 11/7/2024 | medium |
| 277829 | RHEL 8 : expat (RHSA-2025:22871) | Nessus | Red Hat Local Security Checks | 12/9/2025 | 12/9/2025 | critical |
| 133448 | SUSE SLES12 Security Update : python36 (SUSE-SU-2020:0302-1) | Nessus | SuSE Local Security Checks | 2/4/2020 | 3/28/2024 | critical |
| 134410 | NewStart CGSL MAIN 4.05 : thunderbird Multiple Vulnerabilities (NS-SA-2020-0022) | Nessus | NewStart CGSL Local Security Checks | 3/11/2020 | 4/25/2023 | critical |
| 128963 | Slackware 14.0 / 14.1 / 14.2 / current : expat (SSA:2019-259-01) | Nessus | Slackware Local Security Checks | 9/17/2019 | 4/24/2024 | high |
| 129322 | Fedora 30 : expat (2019-9505c6b555) | Nessus | Fedora Local Security Checks | 9/25/2019 | 4/23/2024 | high |
| 130364 | Mozilla Thunderbird < 68.2 | Nessus | MacOS X Local Security Checks | 10/29/2019 | 11/18/2025 | high |
| 130371 | RHEL 7 : thunderbird (RHSA-2019:3210) | Nessus | Red Hat Local Security Checks | 10/30/2019 | 11/6/2024 | high |
| 130885 | openSUSE Security Update : MozillaFirefox / MozillaFirefox-branding-SLE (openSUSE-2019-2451) | Nessus | SuSE Local Security Checks | 11/12/2019 | 4/12/2024 | high |
| 130936 | openSUSE Security Update : MozillaThunderbird (openSUSE-2019-2452) | Nessus | SuSE Local Security Checks | 11/13/2019 | 4/11/2024 | high |
| 130977 | CentOS 6 : thunderbird (CESA-2019:3756) | Nessus | CentOS Local Security Checks | 11/14/2019 | 4/11/2024 | high |
| 131139 | Debian DSA-4571-1 : thunderbird - security update | Nessus | Debian Local Security Checks | 11/20/2019 | 4/11/2024 | high |
| 131268 | GLSA-201911-08 : Expat: Multiple vulnerabilities | Nessus | Gentoo Local Security Checks | 11/25/2019 | 4/10/2024 | high |
| 132829 | EulerOS Virtualization for ARM 64 3.0.5.0 : expat (EulerOS-SA-2020-1075) | Nessus | Huawei Local Security Checks | 1/13/2020 | 4/1/2024 | high |
| 141963 | Amazon Linux 2 : expat (ALAS-2020-1513) | Nessus | Amazon Linux Local Security Checks | 10/28/2020 | 12/11/2024 | high |
| 143071 | RHEL 8 : expat (RHSA-2020:4484) | Nessus | Red Hat Local Security Checks | 11/19/2020 | 11/7/2024 | high |
| 147278 | NewStart CGSL CORE 5.04 / MAIN 5.04 : expat Multiple Vulnerabilities (NS-SA-2021-0026) | Nessus | NewStart CGSL Local Security Checks | 3/10/2021 | 1/16/2024 | high |
| 183151 | Ubuntu 16.04 ESM / 18.04 ESM / 20.04 ESM / 22.04 ESM : xmltok library vulnerabilities (USN-5455-1) | Nessus | Ubuntu Local Security Checks | 10/16/2023 | 8/28/2024 | critical |
| 132415 | Apple iTunes < 12.10.3 Multiple Vulnerabilities (uncredentialed check) | Nessus | Peer-To-Peer File Sharing | 12/27/2019 | 4/2/2024 | high |
| 130169 | Mozilla Firefox < 70.0 | Nessus | MacOS X Local Security Checks | 10/24/2019 | 11/18/2025 | critical |
| 133071 | NewStart CGSL CORE 5.05 / MAIN 5.05 : thunderbird Multiple Vulnerabilities (NS-SA-2020-0003) | Nessus | NewStart CGSL Local Security Checks | 1/20/2020 | 3/29/2024 | high |
| 147312 | NewStart CGSL MAIN 4.06 : thunderbird Multiple Vulnerabilities (NS-SA-2021-0002) | Nessus | NewStart CGSL Local Security Checks | 3/10/2021 | 4/25/2023 | critical |
| 129620 | Fedora 31 : expat (2019-613edfe68b) | Nessus | Fedora Local Security Checks | 10/7/2019 | 4/19/2024 | high |
| 130171 | Mozilla Firefox ESR < 68.2 | Nessus | MacOS X Local Security Checks | 10/24/2019 | 11/18/2025 | high |
| 130190 | RHEL 7 : firefox (RHSA-2019:3193) | Nessus | Red Hat Local Security Checks | 10/24/2019 | 11/7/2024 | high |
| 130288 | Debian DSA-4549-1 : firefox-esr - security update | Nessus | Debian Local Security Checks | 10/28/2019 | 4/16/2024 | high |
| 130382 | RHEL 8 : thunderbird (RHSA-2019:3237) | Nessus | Red Hat Local Security Checks | 10/30/2019 | 11/6/2024 | high |