{"id":"CVE-2026-110838","state":"PUBLISHED","title":"FreeRDP shadow before 3.32.0 Pre-Authentication Input Injection via Confirm Active bypass","description":"FreeRDP shadow server from 3.0.0 before 3.32.0 dispatches input PDUs during the Confirm Active state before authentication, allowing unauthenticated attackers to inject keyboard input. Attackers can negotiate TLS-only RDP and send an input PDU without Confirm Active to inject synthetic keystrokes into the host user's X11 session via XTEST.","publishedAt":"2026-10-14T22:52:13.434Z","updatedAt":"2026-10-16T17:15:12.757Z","severity":{"score":8.7,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["FreeRDP FreeRDP"],"affected":[{"vendor":"FreeRDP","product":"FreeRDP","defaultStatus":"unaffected","versions":[{"version":"3.0.0","status":"affected","lessThan":"3.32.0","versionType":"semver"},{"version":"3.32.0","status":"unaffected","versionType":"semver"}]}],"references":["https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-m998-cvfm-9444","https://www.vulncheck.com/advisories/freerdp-shadow-before-3.32.0-pre-authentication-input-injection-via-confirm-active-bypass"],"weaknesses":["CWE-306"],"ingestedAt":"2026-10-29T20:10:33.477Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/110xxx/CVE-2026-110838.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-110838","state":"PUBLISHED","datePublished":"2026-10-14T22:52:13.434Z","dateUpdated":"2026-10-16T17:15:12.757Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-10-14T22:11:15.575Z"},"containers":{"cna":{"title":"FreeRDP shadow before 3.32.0 Pre-Authentication Input Injection via Confirm Active bypass","descriptions":[{"lang":"en","value":"FreeRDP shadow server from 3.0.0 before 3.32.0 dispatches input PDUs during the Confirm Active state before authentication, allowing unauthenticated attackers to inject keyboard input. 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