{"id":"CVE-2026-109945","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-109945","generatedAt":"2026-10-28T03:32:39.710Z","title":"FreeRDP 3.0.0 before 3.32.0 contains a heap use-after-free vulnerability in smartcard emulation when SCARD_IOCTL_DISCONNECT and SCARD_IOCTL_TRANSMIT operate concurrently on one card handle.","description":"FreeRDP 3.0.0 before 3.32.0 contains a heap use-after-free vulnerability in smartcard emulation when SCARD_IOCTL_DISCONNECT and SCARD_IOCTL_TRANSMIT operate concurrently on one card handle. A malicious RDP server can overlap these IRPs through separate context workers to free and reuse the SCardHandle, causing client-process heap corruption and termination.","published":"2026-10-13T14:17:33.000Z","lastModified":"2026-10-21T15:21:49.000Z","status":"Analyzed","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":6,"severity":"MEDIUM","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-362"],"affected":["freerdp/freerdp"],"epss":{"score":0.00235,"percentile":0.14329,"date":"2026-10-27","history":[{"date":"2026-10-14","score":0.00231,"percentile":0.12965}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.24%). Track it; it rarely justifies an emergency change on its own."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-13T14:17:33.000Z","detail":{"score":"6.0","severity":"MEDIUM","publishedAt":"2026-10-13T14:17:32.670Z"},"summary":"New CVE, medium severity (CVSS 6.0)."}],"references":[{"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-8rpr-jjjg-5qv6","tags":["Exploit","Vendor Advisory"],"source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/freerdp-3.0.0-before-3.32.0-smartcard-use-after-free-via-concurrent-disconnect-and-transmit","tags":["Third Party Advisory"],"source":"disclosure@vulncheck.com"},{"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-8rpr-jjjg-5qv6","tags":["Exploit","Vendor Advisory"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-109945","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}