{"id":"CVE-2026-109678","title":"FreeRDP 3.0.0-beta1 before 3.32.0, when built with verbose WinPR assertions and using smartcard emulation, has a reachable assertion: the emulated SCardStatusA passes a NULL reader-name destination to scard_copy_strings","summary":"FreeRDP 3.0.0-beta1 before 3.32.0, when built with verbose WinPR assertions and using smartcard emulation, has a reachable assertion: the emulated SCardStatusA passes a NULL reader-name destination to scard_copy_strings. A malicious RDP …","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","cwe":["CWE-617"],"published":"2026-10-13","updated":"2026-10-13","sourceUpdated":"2026-10-13T14:17:31.053","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-109678","references":[{"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-996j-34w6-5hgm","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/freerdp-3.0.0-beta1-before-3.32.0-reachable-assertion-via-emulated-scardstatusa","label":"disclosure@vulncheck.com"},{"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-996j-34w6-5hgm","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd"],"ingestedAt":"2026-10-13T14:29:01.847Z","slug":"CVE-2026-109678","body":"## Overview\n\nFreeRDP 3.0.0-beta1 before 3.32.0, when built with verbose WinPR assertions and using smartcard emulation, has a reachable assertion: the emulated SCardStatusA passes a NULL reader-name destination to scard_copy_strings. A malicious RDP server can send an SCardStatusA request with fmszReaderNamesIsNULL=1 to abort a connecting client.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}