{"id":"CVE-2026-50383","aliases":["EUVD-2026-43953","GHSA-8jjv-cw3q-wm8p"],"status":"published","title":"Windows Print Spooler Information Disclosure Vulnerability","description":"Buffer over-read in Windows Print Spooler Components allows an authorized attacker to disclose information locally.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L/E:U/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00404,"percentile":0.34993,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-126"],"published":"2026-07-14T17:07:19Z","modified":"2026-11-10T22:37:53Z","products":[{"vendor":"microsoft","product":"windows 10 version 1809"},{"vendor":"microsoft","product":"windows 10 version 21h2"},{"vendor":"microsoft","product":"windows 10 version 22h2"},{"vendor":"microsoft","product":"windows 11 version 24h2"},{"vendor":"microsoft","product":"windows 11 version 25h2"},{"vendor":"microsoft","product":"windows 11 version 26h1"},{"vendor":"microsoft","product":"windows server 2019"},{"vendor":"microsoft","product":"windows server 2019 (server core installation)"},{"vendor":"microsoft","product":"windows server 2022"},{"vendor":"microsoft","product":"windows server 2025"},{"vendor":"microsoft","product":"windows server 2025 (server core installation)"},{"vendor":"microsoft","product":"windows_10_1809"},{"vendor":"microsoft","product":"windows_10_21h2"},{"vendor":"microsoft","product":"windows_10_22h2"},{"vendor":"microsoft","product":"windows_11_24h2"},{"vendor":"microsoft","product":"windows_11_25h2"},{"vendor":"microsoft","product":"windows_11_26h1"},{"vendor":"microsoft","product":"windows_server_2019"},{"vendor":"microsoft","product":"windows_server_2022"},{"vendor":"microsoft","product":"windows_server_2025"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50383","tags":["vendor-advisory","patch","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-50383"},{"url":"https://github.com/advisories/GHSA-8jjv-cw3q-wm8p"}],"sources":{"cve":[{"id":"CVE-2026-50383","title":"Windows Print Spooler Information Disclosure Vulnerability","description":"Buffer over-read in Windows Print Spooler Components allows an authorized attacker to disclose information locally.","status":"published","published":"2026-07-14T17:07:19.716Z","modified":"2026-11-10T22:37:53.411Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L/E:U/RL:O/RC:C","level":"medium","assessor":"cna"}],"cwes":["CWE-126"],"updated_at":"2026-11-10T23:49:29.024872Z"}],"euvd":[{"id":"EUVD-2026-43953","description":"Buffer over-read in Windows Print Spooler Components allows an authorized attacker to disclose information locally.","status":"published","published":"2026-07-14T17:07:19Z","modified":"2026-11-10T22:37:53Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L/E:U/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-11T00:24:47.982419Z"}],"ghsa":[{"id":"GHSA-8jjv-cw3q-wm8p","title":"Buffer over-read in Windows Print Spooler Components allows an authorized attacker to disclose...","description":"Buffer over-read in Windows Print Spooler Components allows an authorized attacker to disclose information locally.","status":"published","published":"2026-07-14T18:32:19Z","modified":"2026-07-14T18:32:20Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L","level":"medium"}],"cwes":["CWE-126"],"updated_at":"2026-11-02T15:09:28.885137Z"}],"nvd":[{"id":"CVE-2026-50383","description":"Buffer over-read in Windows Print Spooler Components allows an authorized attacker to disclose information locally.","status":"published","published":"2026-07-14T18:17:39.87Z","modified":"2026-07-22T16:17:48.75Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-126"],"updated_at":"2026-11-02T14:12:29.489525Z"}]}}