{"id":"CVE-2026-118147","aliases":["EUVD-2026-114732","GHSA-hqh8-88g9-j6xw"],"status":"published","title":"Visual Studio Spoofing Vulnerability","description":"Improper certificate validation in Visual Studio allows an unauthorized attacker to perform spoofing over a network.","severity":{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00612,"percentile":0.49764,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-295"],"published":"2026-10-31T18:13:37Z","modified":"2026-11-06T14:42:35Z","products":[{"vendor":"microsoft","product":"microsoft visual studio 2017 version 15.9"},{"vendor":"microsoft","product":"microsoft visual studio 2019 version 16.11"},{"vendor":"microsoft","product":"microsoft visual studio 2022 version 17.14"},{"vendor":"microsoft","product":"microsoft visual studio 2026 version 18.11"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-118147","tags":["vendor-advisory","patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-118147"},{"url":"https://github.com/advisories/GHSA-hqh8-88g9-j6xw"}],"sources":{"cve":[{"id":"CVE-2026-118147","title":"Visual Studio Spoofing Vulnerability","description":"Improper certificate validation in Visual Studio allows an unauthorized attacker to perform spoofing over a network.","status":"published","published":"2026-10-31T18:13:37.059Z","modified":"2026-11-10T20:47:23.323Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-295"],"updated_at":"2026-11-07T05:32:42.683254Z"}],"euvd":[{"id":"EUVD-2026-114732","description":"Improper certificate validation in Visual Studio allows an unauthorized attacker to perform spoofing over a network.","status":"published","published":"2026-10-31T18:13:37Z","modified":"2026-11-10T20:47:23Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-07T06:08:30.731226Z"}],"ghsa":[{"id":"GHSA-hqh8-88g9-j6xw","title":"Improper certificate validation in Visual Studio allows an unauthorized attacker to perform...","description":"Improper certificate validation in Visual Studio allows an unauthorized attacker to perform spoofing over a network.","status":"published","published":"2026-10-31T21:31:40Z","modified":"2026-10-31T21:31:40Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T15:14:54.535223Z"}],"nvd":[{"id":"CVE-2026-118147","description":"Improper certificate validation in Visual Studio allows an unauthorized attacker to perform spoofing over a network.","status":"published","published":"2026-10-31T19:16:47.213Z","modified":"2026-11-07T05:18:06.227Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-295"],"updated_at":"2026-11-07T07:04:25.080149Z"}]}}