{"id":"CVE-2026-4869","revision":"46db6de8d49045459fba7c140d4e0e2d","records":[{"revision":"46db6de8d49045459fba7c140d4e0e2d","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-4869","aliases":[],"title":"Potential Privilege Escalation in InstallShield","description":"A potential privilege escalation issue was identified in InstallShield version 2025 R2 and earlier when running compressed Basic MSI setup with Prerequisites from an insecure location. If a local administrator launches a compressed Setup.exe with Prerequisites from an unsecured location, the Prerequisite installers also might load from an unsecured location, potentially leading to privilege escalation.","state":0,"publishedAt":"2026-10-13T14:10:11.962+00:00","modifiedAt":"2026-10-13T15:49:47.206+00:00","affected":[{"ecosystem":"Vendor product","name":"InstallShield","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Flexera\",\n                    \"product\": \"InstallShield\",\n                    \"platforms\": [\n                        \"Windows\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"0\",\n                            \"lessThanOrEqual\": \"2025 R2\",\n                            \"versionType\": \"custom\"\n                        }\n                    ],\n                    \"defaultStatus\": \"unaffected\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","score":5.4,"severity":"MEDIUM"}],"references":["https://community.revenera.com/s/article/CVE-2026-4869-Potential-Privilege-Escalation-in-InstallShield-2025-R2-running-Setup-Prerequisites-from-an-insecure-directory"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-4869","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-4869","identifiers":["CVE-2026-4869"]},"retained":false,"historicalAffected":[]}],"coverage":[]}