{"schema":"threatline.record/2","record":{"id":"CVE-2026-4556","aliases":[],"summary":"macOS Exam4 Local Privilege Escalation via Command Injection","details":"Exam4 is affected by a local privilege escalation vulnerability in the com.extegrity.LogTool privileged helper, which communicates with the application via XPC. The [ConsoleLogHelper copyConsoleIntoFileFromStartDate:] method executes a syslog command using attacker-controlled parameters without proper sanitization, enabling command injection. Successful exploitation allows a local attacker to execute arbitrary commands with root privileges through LaunchSynchronous.","categories":["Unclassified"],"product":"Exam4","vendor":"Extegrity","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-4556","source_modified_at":"2026-09-28T16:22:26.038Z","fetched_at":"2026-10-23T18:52:38.922436Z","product":"Exam4","vendor":"Extegrity","versions":[{"status":"affected","version":"0","lessThanOrEqual":"25.12.28.0","versionType":"custom"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":7.8,"severity":"High","kev":{"listed":false},"epss":{"probability":0.0089,"percentile":0.59002,"score_date":"2026-10-23"},"published_at":"2026-09-28T14:29:41.456Z","modified_at":"2026-09-28T16:22:26.038Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-4556","fetched_at":"2026-10-23T18:52:38.922436Z","source_modified_at":"2026-09-28T16:22:26.038Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-4556","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://pentraze.com/vulnerability-reports"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"total","assessed_at":"2026-09-28T14:57:39.710479Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-09-28T16:22:26.038Z","content_hash":"e6c577cef35946dcfc382ae7bee7a5abb1ea0b0a7cb636ad3398ce2fcffc60fb"}}