{"id":"CVE-2026-80074","aliases":["EUVD-2026-73322","GHSA-5q3q-pwrr-jp7r"],"status":"published","title":"Remote Desktop Client Remote Code Execution Vulnerability","description":"Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00819,"percentile":0.57536,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-122"],"published":"2026-09-08T17:13:52Z","modified":"2026-11-10T21:32:40Z","products":[{"vendor":"microsoft","product":"remote desktop client for windows desktop"},{"vendor":"microsoft","product":"remote_desktop_client"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-80074","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-80074"},{"url":"https://github.com/advisories/GHSA-5q3q-pwrr-jp7r"}],"sources":{"cve":[{"id":"CVE-2026-80074","title":"Remote Desktop Client Remote Code Execution Vulnerability","description":"Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-09-08T17:13:52.021Z","modified":"2026-11-10T21:32:40.435Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-122"],"updated_at":"2026-11-10T22:48:53.557052Z"}],"euvd":[{"id":"EUVD-2026-73322","description":"Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-09-08T17:13:52Z","modified":"2026-11-10T21:32:40Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-10T22:23:50.994558Z"}],"ghsa":[{"id":"GHSA-5q3q-pwrr-jp7r","title":"Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute...","description":"Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-09-08T18:33:28Z","modified":"2026-09-08T18:34:16Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T15:11:34.690977Z"}],"nvd":[{"id":"CVE-2026-80074","description":"Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-09-08T18:20:49.313Z","modified":"2026-09-22T13:29:06.113Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T14:12:45.264578Z"}]}}