{"id":"CVE-2026-62886","title":"Integer overflow or wraparound in .NET allows an unauthorized attacker to elevate privileges locally.","summary":"Integer overflow or wraparound in .NET allows an unauthorized attacker to elevate privileges locally.","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cwe":["CWE-122","CWE-190"],"vendor":"microsoft","product":"visual_studio_2022","affected":["visual_studio_2022 >= 17.14.0, < 17.14.38","visual_studio_2026 >= 18.8.0, < 18.8.3",".net >= 8.0.0, < 8.0.30",".net >= 9.0.0, < 9.0.19",".net >= 10.0.0, < 10.0.11"],"patched":["visual_studio_2022 17.14.38","visual_studio_2026 18.8.3",".net 10.0.11"],"published":"2026-08-11","updated":"2026-09-08","sourceUpdated":"2026-09-08T18:18:07.673","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-62886","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62886","label":"secure@microsoft.com"},{"url":"https://github.com/dotnet/wpf/security/advisories/GHSA-jqhp-238x-qhgf"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-62886"},{"url":"https://github.com/dotnet/announcements/issues/430"},{"url":"https://github.com/advisories/GHSA-jqhp-238x-qhgf"}],"tags":["nvd","cve.org","ghsa","nuget"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-08-12T03:55:31.768589Z"},"epss":0.00404,"epssPercentile":0.34402,"aliases":["GHSA-jqhp-238x-qhgf"],"ecosystem":"nuget","ingestedAt":"2026-08-11T19:48:29.073Z","slug":"CVE-2026-62886","body":"## Overview\n\nInteger overflow or wraparound in .NET allows an unauthorized attacker to elevate privileges locally.\n\n## Affected\n\n- `visual_studio_2022 >= 17.14.0, < 17.14.38`\n- `visual_studio_2026 >= 18.8.0, < 18.8.3`\n- `.net >= 8.0.0, < 8.0.30`\n- `.net >= 9.0.0, < 9.0.19`\n- `.net >= 10.0.0, < 10.0.11`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `visual_studio_2022 17.14.38`\n- `visual_studio_2026 18.8.3`\n- `.net 10.0.11`\n\n## Package advisory (CVE-2026-62886)\n\nAffected packages:\n\n- `Microsoft.WindowsDesktop.App.Runtime.win-arm64 >= 10.0.0, <= 10.0.10`\n- `Microsoft.WindowsDesktop.App.Runtime.win-x64 >= 10.0.0, <= 10.0.10`\n- `Microsoft.WindowsDesktop.App.Runtime.win-x86 >= 10.0.0, <= 10.0.10`\n- `Microsoft.WindowsDesktop.App.Runtime.win-arm64 >= 9.0.0, <= 9.0.18`\n- `Microsoft.WindowsDesktop.App.Runtime.win-x64 >= 9.0.0, <= 9.0.18`\n- `Microsoft.WindowsDesktop.App.Runtime.win-x86 >= 9.0.0, <= 9.0.18`\n- `Microsoft.WindowsDesktop.App.Runtime.win-arm64 >= 8.0.0, <= 8.0.29`\n- `Microsoft.WindowsDesktop.App.Runtime.win-x64 >= 8.0.0, <= 8.0.29`\n- `Microsoft.WindowsDesktop.App.Runtime.win-x86 >= 8.0.0, <= 8.0.29`\n\nPatched in:\n\n- `Microsoft.WindowsDesktop.App.Runtime.win-arm64 10.0.11`\n- `Microsoft.WindowsDesktop.App.Runtime.win-x64 10.0.11`\n- `Microsoft.WindowsDesktop.App.Runtime.win-x86 10.0.11`\n- `Microsoft.WindowsDesktop.App.Runtime.win-arm64 9.0.19`\n- `Microsoft.WindowsDesktop.App.Runtime.win-x64 9.0.19`\n- `Microsoft.WindowsDesktop.App.Runtime.win-x86 9.0.19`\n- `Microsoft.WindowsDesktop.App.Runtime.win-arm64 8.0.30`\n- `Microsoft.WindowsDesktop.App.Runtime.win-x64 8.0.30`\n- `Microsoft.WindowsDesktop.App.Runtime.win-x86 8.0.30`\n\nSource: https://github.com/advisories/GHSA-jqhp-238x-qhgf","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}