{"id":"EM-20261103-F09D","url":"https://cyber.eventmonitor.net/incident/EM-20261103-F09D/","type":"cve","title":"FreeRDP Vulnerability (CVE-2026-121400)","subtitle":"CVE-2026-121400","subject":"CVE-2026-121400","status":"Developing","severity":"high","affected":[],"headline":null,"born":"2026-11-03T15:17:28.177Z","firstSignal":"2026-11-03T14:28:03.000Z","lastSignal":"2026-11-03T15:17:28.177Z","updated":"2026-11-04T14:43:58.877Z","revision":1,"life":[{"status":"Born","at":"2026-11-03T15:17:28.177Z","why":"second independent source: C6 NVD CVE API 2.0"},{"status":"Developing","at":"2026-11-03T15:17:28.177Z","why":"signals keep joining"}],"changeLog":[{"at":"2026-11-03T14:28:03.000Z","what":"First signal: C41 Red Hat Security Data"},{"at":"2026-11-03T15:17:28.177Z","what":"Born: second source, C6 NVD CVE API 2.0. Page EM-20261103-F09D created."},{"at":"2026-11-03T15:17:28.177Z","what":"Severity raised to High by C6"}],"stages":[{"name":"Disclosed","at":"2026-11-03T15:17:28.177Z","detail":"C6 NVD published"},{"name":"Scored","at":"2026-11-03T15:17:28.177Z","detail":"CVSS 7.1 · EPSS 0.3%"},{"name":"Exploited","at":null,"detail":"No exploitation reported"},{"name":"Advisories","at":null,"detail":"None yet"},{"name":"Vendor Response","at":"2026-11-03T14:28:03.000Z","detail":"C41 published"},{"name":"Resolved","at":null,"detail":"After 14 quiet days"}],"signals":[{"at":"2026-11-03T14:28:03.000Z","source":"C41","sourceName":"Red Hat Security Data","role":"Vendor","severity":2,"title":"Red Hat: CVE-2026-121400 (moderate)","text":"freerdp: FreeRDP: Denial of Service via incomplete RD Gateway control packet","url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-121400.json"},{"at":"2026-11-03T15:17:28.177Z","source":"C6","sourceName":"NVD CVE API 2.0","role":"Database","severity":3,"title":"CVE-2026-121400 (CVSS 7.1)","text":"FreeRDP before 3.32.2 contains a denial-of-service vulnerability in rdg_process_control_packet that allows a malicious RD Gateway to exhaust client CPU by sending an incomplete keepalive control packet. Attackers completing the RDG tunnel-open exchange then send an eight-byte header with packetLength 0xFFFF and withhold the body, causing an unbounded no-progress read loop that spins one client thread at full CPU.","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-121400"}],"crowd":[],"reference":{"nvd":{"published":"2026-11-03T15:17:28.177","score":7.1,"severity":"HIGH","desc":"FreeRDP before 3.32.2 contains a denial-of-service vulnerability in rdg_process_control_packet that allows a malicious RD Gateway to exhaust client CPU by sending an incomplete keepalive control packet. Attackers completing the RDG tunnel-open exchange then send an eight-byte header with packetLengt","product":"Freerdp","seen":1793803438877},"kev":null,"epss":{"epss":0.0031,"pct":0.24017,"at":1793803438877},"p0":false},"mergedInto":null,"publisher":"Event Monitor Cyber"}