{"schema":"threatline.record/2","record":{"id":"CVE-2026-107782","aliases":[],"summary":"System Informer before 4.0.26241.138 Incorrect Authorization in phsvc ALPC Port","details":"System Informer before 4.0.26241.138 contains an incorrect authorization vulnerability in the phsvc helper that allows local attackers to reach privileged APIs by connecting from any Authenticode-signed process. Attackers can load code into a Microsoft-signed host like rundll32.exe, connect to SiSvcApiPort, and call PhSvcApiCreateService to execute code as SYSTEM.","categories":["Unclassified"],"product":"System Informer","vendor":"winsiderss","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-107782","source_modified_at":"2026-10-14T01:19:53.192Z","fetched_at":"2026-10-23T18:48:36.087640Z","product":"System Informer","vendor":"winsiderss","versions":[{"version":"0","status":"affected","versionType":"custom","lessThan":"4.0.26241.138"},{"version":"4.0.26241.138","status":"unaffected","versionType":"custom"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-107782","source_modified_at":"2026-10-14T01:19:53.192Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"System Informer","ecosystem":null},"version":"4.0.26241.138","basis":"first unaffected version stated in the CVE record"}],"cvss":8.5,"severity":"High","kev":{"listed":false},"epss":{"probability":0.00115,"percentile":0.01462,"score_date":"2026-10-23"},"published_at":"2026-10-08T20:15:56.603Z","modified_at":"2026-10-14T01:19:53.192Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-107782","fetched_at":"2026-10-23T18:48:36.087640Z","source_modified_at":"2026-10-14T01:19:53.192Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-107782","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/winsiderss/systeminformer/commit/ce451a264a424f6f386b1615df651f8364aaeb9f","tags":["patch"]},{"source":"CVE List","url":"https://github.com/winsiderss/systeminformer/blob/v3.2.25011.2103/SystemInformer/phsvc/svcapiport.c#L196-L230","tags":["technical-description"]},{"source":"CVE List","url":"https://github.com/winsiderss/systeminformer/releases/tag/v4.0.26241.138","tags":["release-notes"]},{"source":"CVE List","url":"https://github.com/winsiderss/systeminformer","tags":["product"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/system-informer-before-4.0.26241.138-incorrect-authorization-in-phsvc-alpc-port","tags":["third-party-advisory"]}],"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":"2026-10-14T01:19:38.922146Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-14T01:19:53.192Z","content_hash":"b7148a1b941a9cddf9af30d941520cd1f54761cf8b46581f172bf4255ee74577"}}