| 462786 | Echo: expat: security update to 2.8.4-1 | Tenable Cloud Security | Echo Local Security Checks | 10/2/2026 | 10/2/2026 | high |
| 447379 | Alpine: libexpat, multiple expat packages: security update to 2.8.4-r0 | Tenable Cloud Security | Alpine Linux Local Security Checks | 9/1/2026 | 9/21/2026 | high |
| 462786 | Echo: expat: security update to 2.8.4-1 | Tenable Self-Hosted Container Security | Echo Local Security Checks | 10/2/2026 | 10/2/2026 | high |
| 447379 | Alpine: libexpat, multiple expat packages: security update to 2.8.4-r0 | Tenable Self-Hosted Container Security | Alpine Linux Local Security Checks | 9/1/2026 | 9/21/2026 | high |
| 350928 | RHEL 8 : expat (RHSA-2026:72448) | Nessus | Red Hat Local Security Checks | 9/29/2026 | 10/2/2026 | high |
| 351148 | RHEL 9 : expat (RHSA-2026:72663) | Nessus | Red Hat Local Security Checks | 9/29/2026 | 10/2/2026 | high |
| 351863 | RHEL 10 : expat (RHSA-2026:74001) | Nessus | Red Hat Local Security Checks | 9/30/2026 | 10/5/2026 | high |
| 359542 | Rocky Linux 9 [CIQ] Security Update: expat / expat-debuginfo / expat-debugsource / expat-devel Multiple Vulnerabilities (crlsa-2026_72663) | Nessus | Rocky Linux Local Security Checks | 10/1/2026 | 10/2/2026 | high |
| 361992 | AlmaLinux 9.6 [TuxCare] Security Update: expat / expat-devel / expat-static (ALMALINUX9.6:CLSA-2026:1790153508) | Nessus | Alma Linux Local Security Checks | 10/1/2026 | 10/1/2026 | high |
| 368082 | CentOS Linux 6 [TuxCare] Security Update: expat / expat-devel Multiple Vulnerabilities (CENTOS6:CLSA-2026:1791333112) | Nessus | CentOS Local Security Checks | 10/20/2026 | 10/20/2026 | high |
| 370082 | Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: expat (UTSA-2026-142352) | Nessus | Unity Linux Local Security Checks | 10/21/2026 | 10/21/2026 | high |
| 341868 | Amazon Linux 2023 : firefox (ALAS2023-2026-2105) | Nessus | Amazon Linux Local Security Checks | 8/31/2026 | 9/3/2026 | high |
| 342061 | TencentOS Server 4: expat (TSSA-2026:0879) | Nessus | Tencent Local Security Checks | 9/1/2026 | 9/21/2026 | high |
| 342070 | TencentOS Server 4: xmlrpc-c (TSSA-2026:0877) | Nessus | Tencent Local Security Checks | 9/1/2026 | 9/21/2026 | high |
| 342357 | FreeBSD : expat2 -- Inefficient Algorithmic Complexity (88917664-a65c-11f1-a49c-00a0980083d7) | Nessus | FreeBSD Local Security Checks | 9/2/2026 | 9/21/2026 | high |
| 350766 | openSUSE 16 Security Update : expat (openSUSE-SU-2026:21945-1) | Nessus | SuSE Local Security Checks | 9/26/2026 | 10/26/2026 | high |
| 352357 | CentOS Linux 8.4 [TuxCare] Security Update: expat / expat-devel / expat-static (CENTOS8.4:CLSA-2026:1790064092) | Nessus | CentOS Local Security Checks | 9/30/2026 | 9/30/2026 | high |
| 361869 | Rocky Linux 9.6 [TuxCare] Security Update: expat / expat-devel / expat-static (ALMALINUX9.6:CLSA-2026:1790153508) | Nessus | Rocky Linux Local Security Checks | 10/1/2026 | 10/1/2026 | high |
| 362421 | AlmaLinux 9 : expat (ALSA-2026:72663) | Nessus | Alma Linux Local Security Checks | 10/1/2026 | 10/2/2026 | high |
| 365073 | EulerOS 2.0 SP13 : expat (EulerOS-SA-2026-4135) | Nessus | Huawei Local Security Checks | 10/12/2026 | 10/26/2026 | high |
| 366409 | Debian dsa-6566 : expat - security update | Nessus | Debian Local Security Checks | 10/16/2026 | 10/16/2026 | high |
| 370101 | Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: expat (UTSA-2026-142314) | Nessus | Unity Linux Local Security Checks | 10/21/2026 | 10/21/2026 | high |
| 367746 | SUSE SLED15: MozillaThunderbird / MozillaThunderbird-translations-common / etc (SUSE-SU-2026:4736-1) | Nessus | SuSE Local Security Checks | 10/20/2026 | 10/23/2026 | high |
| 341890 | Amazon Linux 2 : firefox, --advisory ALAS2FIREFOX-2026-064 (ALASFIREFOX-2026-064) | Nessus | Amazon Linux Local Security Checks | 8/31/2026 | 9/3/2026 | high |
| 338135 | Linux Distros Unpatched Vulnerability : CVE-2026-66046 | Nessus | Misc. | 8/19/2026 | 10/29/2026 | high |
| 360025 | CentOS Linux 8 [TuxCare] Security Update: expat / expat-devel / expat-static Multiple Vulnerabilities (CENTOS-STREAM8:CLSA-2026:1790252195) | Nessus | CentOS Local Security Checks | 10/1/2026 | 10/21/2026 | high |
| 353439 | Debian dla-4807 : expat - security update | Nessus | Debian Local Security Checks | 9/30/2026 | 9/30/2026 | high |
| 350173 | Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS : Expat vulnerabilities (USN-8813-1) | Nessus | Ubuntu Local Security Checks | 9/25/2026 | 10/26/2026 | high |
| 351396 | MiracleLinux 9 : expat-2.5.0-6.el9_8.5 (AXSA:2026-1939:13) | Nessus | Miracle Linux Local Security Checks | 9/30/2026 | 10/2/2026 | high |
| 351397 | SUSE SLES16 Security Update : expat (SUSE-SU-2026:23912-1) | Nessus | SuSE Local Security Checks | 9/30/2026 | 10/26/2026 | high |
| 359462 | RockyLinux 10 : expat (RLSA-2026:74001) | Nessus | Rocky Linux Local Security Checks | 10/1/2026 | 10/2/2026 | high |
| 359521 | Rocky Linux 8 [CIQ] Security Update: expat / expat-debuginfo / expat-debugsource / expat-devel Multiple Vulnerabilities (crlsa-2026_72448) | Nessus | Rocky Linux Local Security Checks | 10/1/2026 | 10/2/2026 | high |
| 360827 | CentOS Linux 8.5 [TuxCare] Security Update: expat / expat-devel / expat-static Multiple Vulnerabilities (CENTOS8.5:CLSA-2026:1790252568) | Nessus | CentOS Local Security Checks | 10/1/2026 | 10/2/2026 | high |
| 364727 | EulerOS 2.0 SP13 : expat (EulerOS-SA-2026-4044) | Nessus | Huawei Local Security Checks | 10/12/2026 | 10/26/2026 | high |
| 364764 | EulerOS 2.0 SP11 : expat (EulerOS-SA-2026-4225) | Nessus | Huawei Local Security Checks | 10/12/2026 | 10/26/2026 | high |
| 372251 | TencentOS Server 3: expat (TSSA-2026:1212) | Nessus | Tencent Local Security Checks | 10/27/2026 | 10/27/2026 | high |
| 370375 | SUSE SLES12: MozillaFirefox / MozillaFirefox-devel / etc (SUSE-SU-2026:4806-1) | Nessus | SuSE Local Security Checks | 10/22/2026 | 10/23/2026 | high |
| 365321 | SUSE SLED15 / SLES15 Security Update : expat (SUSE-SU-2026:4619-1) | Nessus | SuSE Local Security Checks | 10/13/2026 | 10/20/2026 | high |
| 365267 | Amazon Linux 2 : expat (ALAS-2026-3965) | Nessus | Amazon Linux Local Security Checks | 10/12/2026 | 10/12/2026 | high |
| 345784 | Amazon Linux 2023 : expat, expat-devel, expat-static (ALAS2023-2026-2157) | Nessus | Amazon Linux Local Security Checks | 9/14/2026 | 9/21/2026 | high |
| 351126 | Oracle Linux 9 : expat (ELSA-2026-72663) | Nessus | Oracle Linux Local Security Checks | 9/29/2026 | 9/29/2026 | high |
| 362449 | Oracle Linux 10 : expat (ELSA-2026-74001) | Nessus | Oracle Linux Local Security Checks | 10/1/2026 | 10/1/2026 | high |
| 373498 | Alibaba Cloud Linux 3 : 0321: expat (ALINUX3-SA-2026:0321) | Nessus | Alibaba Cloud Linux Local Security Checks | 10/29/2026 | 10/29/2026 | high |
| 353339 | AlmaLinux 9.2 [TuxCare] Security Update: expat / expat-devel / expat-static Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2026:1790802906) | Nessus | Alma Linux Local Security Checks | 9/30/2026 | 10/4/2026 | high |
| 374269 | Nessus Network Monitor < 6.6.0 Multiple Vulnerabilities (TNS-2026-32) | Nessus | Misc. | 10/30/2026 | 11/2/2026 | high |
| 341839 | Amazon Linux 2 : thunderbird, --advisory ALAS2-2026-3880 (ALAS-2026-3880) | Nessus | Amazon Linux Local Security Checks | 8/31/2026 | 9/3/2026 | high |
| 364972 | EulerOS 2.0 SP11 : expat (EulerOS-SA-2026-4316) | Nessus | Huawei Local Security Checks | 10/12/2026 | 10/26/2026 | high |
| 350992 | RockyLinux 8 : expat (RLSA-2026:72448) | Nessus | Rocky Linux Local Security Checks | 9/29/2026 | 10/2/2026 | high |
| 351441 | RockyLinux 9 : expat (RLSA-2026:72663) | Nessus | Rocky Linux Local Security Checks | 9/30/2026 | 10/2/2026 | high |
| 353319 | CentOS Linux 7 [TuxCare] Security Update: expat / expat-devel / expat-static (CENTOS7:CLSA-2026:1790239757) | Nessus | CentOS Local Security Checks | 9/30/2026 | 9/30/2026 | high |
