{"id":"CVE-2026-118147","title":"Visual Studio Spoofing Vulnerability","summary":"Improper certificate validation in Visual Studio allows an unauthorized attacker to perform spoofing over a network.","severity":"high","cvss":7.4,"cvssVector":"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","cvssSource":"cna","cwe":["CWE-295"],"vendor":"Microsoft","product":"Microsoft Visual Studio 2017 version 15.9","affected":["visual_studio_2017_version_15.9 >= 15.9.0 < 15.9.84","visual_studio_2019_version_16.11 >= 16.11.0 < 16.11.62","visual_studio_2022_version_17.14 >= 17.14.0 < 17.14.44","visual_studio_2026_version_18.11 >= 18.11.0 < 18.11.3"],"published":"2026-10-31","updated":"2026-10-31","sourceUpdated":"2026-10-31T18:13:37.059Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-118147","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-118147","label":"Visual Studio Spoofing Vulnerability"}],"tags":["cve.org"],"epss":0.00612,"epssPercentile":0.49429,"ingestedAt":"2026-11-05T18:28:50.654Z","slug":"CVE-2026-118147","body":"## Overview\n\nImproper certificate validation in Visual Studio allows an unauthorized attacker to perform spoofing over a network.\n\n## Affected\n\n- `visual_studio_2017_version_15.9 >= 15.9.0 < 15.9.84`\n- `visual_studio_2019_version_16.11 >= 16.11.0 < 16.11.62`\n- `visual_studio_2022_version_17.14 >= 17.14.0 < 17.14.44`\n- `visual_studio_2026_version_18.11 >= 18.11.0 < 18.11.3`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":40.7,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}