{"id":"CVE-2026-104809","aliases":["EUVD-2026-92301","GHSA-vr7j-w64f-pgvw"],"status":"published","title":"Mitel MiVoice Office 400 Shared Object Hijacking Leading to Arbitrary Code Execution","description":"DigitalCanion has discovered a vulnerability that allows an attacker to cause the system to load an attacker-controlled .so file instead of the expected legitimate module. The loading mechanism relies on a predictable module name without adequately verifying the file’s origin or integrity. A malicious shared object using the expected name can therefore be loaded by a privileged process. The module code then executes within the context and privileges of that process. This results in arbitrary code execution and full compromise of the Mitel Linux virtual machine.","severity":{"version":"4.0","score":8.4,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/AU:Y/U:Amber","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00095,"percentile":0.00621,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-426","CWE-427","CWE-494","CWE-73","CWE-829"],"published":"2026-10-05T08:32:14Z","modified":"2026-10-06T15:18:12Z","products":[{"vendor":"mitel","product":"mitel mivoice office 400"}],"references":[{"url":"https://digitalcanion.com/en/security-research/#vendor=mitel\u0026status=cna"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-104809"},{"url":"https://github.com/advisories/GHSA-vr7j-w64f-pgvw"}],"sources":{"cve":[{"id":"CVE-2026-104809","title":"Mitel MiVoice Office 400 Shared Object Hijacking Leading to Arbitrary Code Execution","description":"DigitalCanion has discovered a vulnerability that allows an attacker to cause the system to load an attacker-controlled .so file instead of the expected legitimate module. The loading mechanism relies on a predictable module name without adequately verifying the file’s origin or integrity. A malicious shared object using the expected name can therefore be loaded by a privileged process. The module code then executes within the context and privileges of that process. This results in arbitrary code execution and full compromise of the Mitel Linux virtual machine.","status":"published","published":"2026-10-05T08:32:14.233Z","modified":"2026-10-05T12:55:24.978Z","cvss":[{"version":"4.0","score":8.4,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/AU:Y/U:Amber","level":"high","assessor":"cna"}],"cwes":["CWE-73","CWE-494","CWE-829","CWE-426","CWE-427"],"updated_at":"2026-11-02T14:20:09.448255Z"}],"euvd":[{"id":"EUVD-2026-92301","description":"DigitalCanion has discovered a vulnerability that allows an attacker to cause the system to load an attacker-controlled .so file instead of the expected legitimate module. The loading mechanism relies on a predictable module name without adequately verifying the file’s origin or integrity. A malicious shared object using the expected name can therefore be loaded by a privileged process. The module code then executes within the context and privileges of that process. This results in arbitrary code execution and full compromise of the Mitel Linux virtual machine.","status":"published","published":"2026-10-05T08:32:14Z","modified":"2026-10-05T12:55:24Z","cvss":[{"version":"4.0","score":8.4,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/AU:Y/U:Amber","level":"high"}],"updated_at":"2026-11-02T17:27:40.198021Z"}],"ghsa":[{"id":"GHSA-vr7j-w64f-pgvw","title":"DigitalCanion has discovered a vulnerability that allows an attacker to cause the system to load...","description":"DigitalCanion has discovered a vulnerability that allows an attacker to cause the system to load an attacker-controlled .so file instead of the expected legitimate module. The loading mechanism relies on a predictable module name without adequately verifying the file’s origin or integrity. A malicious shared object using the expected name can therefore be loaded by a privileged process. The module code then executes within the context and privileges of that process. This results in arbitrary code execution and full compromise of the Mitel Linux virtual machine.","status":"published","published":"2026-10-05T09:31:53Z","modified":"2026-10-05T09:31:54Z","cvss":[{"version":"4.0","score":8.4,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:X/V:X/RE:X/U:Amber","level":"high"}],"cwes":["CWE-73"],"updated_at":"2026-11-02T15:12:47.41114Z"}],"nvd":[{"id":"CVE-2026-104809","description":"DigitalCanion has discovered a vulnerability that allows an attacker to cause the system to load an attacker-controlled .so file instead of the expected legitimate module. The loading mechanism relies on a predictable module name without adequately verifying the file’s origin or integrity. A malicious shared object using the expected name can therefore be loaded by a privileged process. The module code then executes within the context and privileges of that process. This results in arbitrary code execution and full compromise of the Mitel Linux virtual machine.","status":"published","published":"2026-10-05T09:17:10.007Z","modified":"2026-10-06T15:18:12.17Z","cvss":[{"version":"4.0","score":8.4,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:X/V:X/RE:X/U:Amber","level":"high","assessor":"secondary"}],"cwes":["CWE-73","CWE-426","CWE-427","CWE-494","CWE-829"],"updated_at":"2026-11-02T14:12:53.75133Z"}]}}