{"id":"CVE-2026-121678","aliases":["EUVD-2026-122482","GHSA-8mqf-hm3x-p7qf"],"status":"published","title":"Windows Remote Desktop Client Information Disclosure Vulnerability","description":"Out-of-bounds read in Remote Desktop Client allows an unauthorized attacker to disclose information over a network.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-14","score":0.00688,"percentile":0.53283,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2026-11-10T18:24:00Z","modified":"2026-11-10T21:33:52Z","products":[{"vendor":"microsoft","product":"windows app client for windows desktop"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-121678","tags":["vendor-advisory","patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-121678"},{"url":"https://github.com/advisories/GHSA-8mqf-hm3x-p7qf"}],"sources":{"cve":[{"id":"CVE-2026-121678","title":"Windows Remote Desktop Client Information Disclosure Vulnerability","description":"Out-of-bounds read in Remote Desktop Client allows an unauthorized attacker to disclose information over a network.","status":"published","published":"2026-11-10T18:24:00.816Z","modified":"2026-11-13T18:12:40.952Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna"}],"cwes":["CWE-125"],"updated_at":"2026-11-10T19:39:58.973959Z"}],"euvd":[{"id":"EUVD-2026-122482","description":"Out-of-bounds read in Remote Desktop Client allows an unauthorized attacker to disclose information over a network.","status":"published","published":"2026-11-10T18:24:00Z","modified":"2026-11-13T18:12:40Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-11T00:25:03.169314Z"}],"ghsa":[{"id":"GHSA-8mqf-hm3x-p7qf","title":"Out-of-bounds read in Remote Desktop Client allows an unauthorized attacker to disclose...","description":"Out-of-bounds read in Remote Desktop Client allows an unauthorized attacker to disclose information over a network.","status":"published","published":"2026-11-10T21:33:44Z","modified":"2026-11-10T21:33:52Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-125"],"updated_at":"2026-11-10T21:57:54.561479Z"}],"nvd":[{"id":"CVE-2026-121678","description":"Out-of-bounds read in Remote Desktop Client allows an unauthorized attacker to disclose information over a network.","status":"published","published":"2026-11-10T19:20:31.68Z","modified":"2026-11-11T02:17:11.383Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-125"],"updated_at":"2026-11-11T07:23:51.286099Z"}]}}