{"id":"CVE-2026-32226","aliases":["EUVD-2026-22614","GHSA-fpfg-hmcm-qvcj"],"status":"published","title":".NET Framework Denial of Service Vulnerability","description":"Concurrent execution using shared resource with improper synchronization ('race condition') in .NET Framework allows an unauthorized attacker to deny service over a network.","severity":{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00542,"percentile":0.45897,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-362"],"published":"2026-04-14T16:57:44Z","modified":"2026-10-15T15:52:57Z","products":[{"vendor":"microsoft","product":".net_framework"},{"vendor":"microsoft","product":"microsoft .net framework 3.5"},{"vendor":"microsoft","product":"microsoft .net framework 3.5 and 4.7.2"},{"vendor":"microsoft","product":"microsoft .net framework 3.5 and 4.8"},{"vendor":"microsoft","product":"microsoft .net framework 3.5 and 4.8.1"},{"vendor":"microsoft","product":"microsoft .net framework 4.6.2/4.7/4.7.1/4.7.2"},{"vendor":"microsoft","product":"microsoft .net framework 4.7.2"},{"vendor":"microsoft","product":"microsoft .net framework 4.8"},{"vendor":"microsoft","product":"microsoft .net framework 4.8.1"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32226","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-32226"},{"url":"https://github.com/advisories/GHSA-fpfg-hmcm-qvcj"}],"sources":{"cve":[{"id":"CVE-2026-32226","title":".NET Framework Denial of Service Vulnerability","description":"Concurrent execution using shared resource with improper synchronization ('race condition') in .NET Framework allows an unauthorized attacker to deny service over a network.","status":"published","published":"2026-04-14T16:57:44.474Z","modified":"2026-10-15T15:52:57.281Z","cvss":[{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C","level":"medium","assessor":"cna"}],"cwes":["CWE-362"],"updated_at":"2026-11-02T14:19:57.47301Z"}],"euvd":[{"id":"EUVD-2026-22614","description":"Concurrent execution using shared resource with improper synchronization ('race condition') in .NET Framework allows an unauthorized attacker to deny service over a network.","status":"published","published":"2026-04-14T16:57:44Z","modified":"2026-10-15T15:52:57Z","cvss":[{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-02T17:00:12.978606Z"}],"ghsa":[{"id":"GHSA-fpfg-hmcm-qvcj","title":"Concurrent execution using shared resource with improper synchronization ('race condition') in ...","description":"Concurrent execution using shared resource with improper synchronization ('race condition') in .NET Framework allows an unauthorized attacker to deny service over a network.","status":"published","published":"2026-04-14T18:30:42Z","modified":"2026-04-14T18:30:52Z","cvss":[{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-362"],"updated_at":"2026-11-02T15:07:30.088478Z"}],"nvd":[{"id":"CVE-2026-32226","description":"Concurrent execution using shared resource with improper synchronization ('race condition') in .NET Framework allows an unauthorized attacker to deny service over a network.","status":"published","published":"2026-04-14T18:17:31.19Z","modified":"2026-07-25T11:10:00.1Z","cvss":[{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-362"],"updated_at":"2026-11-02T14:12:14.748836Z"}]}}