{"id":"CVE-2026-96303","aliases":["BIT-powershell-2026-96303","EUVD-2026-100222","GHSA-p862-mv9f-9294"],"status":"published","title":"Microsoft PowerShell Security Feature Bypass Vulnerability","description":"Improperly implemented security check for standard in Microsoft PowerShell allows an unauthorized attacker to bypass a security feature over a network.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00691,"percentile":0.53262,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-358"],"published":"2026-10-13T19:01:17Z","modified":"2026-11-05T03:31:26Z","fixes":[{"ecosystem":"Bitnami","package":"powershell","fixed_in":["7.4.21","7.5.12","7.6.7"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"powershell","ranges":[{"type":"SEMVER","events":[{"introduced":"7.4.0"},{"fixed":"7.4.21"},{"introduced":"7.5.0"},{"fixed":"7.5.12"},{"introduced":"7.6.0"},{"fixed":"7.6.7"}]}]}],"products":[{"vendor":"","product":"powershell 7.6"},{"vendor":"microsoft","product":"powershell"},{"vendor":"microsoft","product":"powershell 7.4"},{"vendor":"microsoft","product":"powershell 7.5"},{"vendor":"microsoft","product":"powershell 7.6"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-96303","tags":["vendor-advisory","patch","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-96303","tags":["web"]},{"url":"https://github.com/advisories/GHSA-p862-mv9f-9294"}],"sources":{"cve":[{"id":"CVE-2026-96303","title":"Microsoft PowerShell Security Feature Bypass Vulnerability","description":"Improperly implemented security check for standard in Microsoft PowerShell allows an unauthorized attacker to bypass a security feature over a network.","status":"published","published":"2026-10-13T19:01:17.743Z","modified":"2026-11-10T20:44:50.103Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna"}],"cwes":["CWE-358"],"updated_at":"2026-11-10T22:18:30.298108Z"}],"euvd":[{"id":"EUVD-2026-100222","description":"Improperly implemented security check for standard in Microsoft PowerShell allows an unauthorized attacker to bypass a security feature over a network.","status":"published","published":"2026-10-13T19:01:17Z","modified":"2026-11-10T20:44:50Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-10T22:23:56.272923Z"}],"ghsa":[{"id":"GHSA-p862-mv9f-9294","title":"Improperly implemented security check for standard in Microsoft PowerShell allows an unauthorized...","description":"Improperly implemented security check for standard in Microsoft PowerShell allows an unauthorized attacker to bypass a security feature over a network.","status":"published","published":"2026-10-13T21:36:59Z","modified":"2026-10-13T21:37:07Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-358"],"updated_at":"2026-11-02T15:13:19.647865Z"}],"nvd":[{"id":"CVE-2026-96303","description":"Improperly implemented security check for standard in Microsoft PowerShell allows an unauthorized attacker to bypass a security feature over a network.","status":"published","published":"2026-10-13T19:21:52.3Z","modified":"2026-10-22T23:20:41.513Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-358"],"updated_at":"2026-11-02T14:12:58.13117Z"}],"osv":[{"id":"CVE-2026-96303","description":"Improperly implemented security check for standard in Microsoft PowerShell allows an unauthorized attacker to bypass a security feature over a network.","status":"published","published":"2026-10-13T19:21:52.3Z","modified":"2026-11-05T03:31:26.994928554Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium"}],"updated_at":"2026-11-05T07:12:28.867005Z"},{"id":"BIT-powershell-2026-96303","title":"Microsoft PowerShell Security Feature Bypass Vulnerability","description":"Improperly implemented security check for standard in Microsoft PowerShell allows an unauthorized attacker to bypass a security feature over a network.","status":"published","published":"2026-10-20T08:54:44.52Z","modified":"2026-10-20T10:30:05.591419135Z","updated_at":"2026-11-02T15:28:34.724063Z"}]}}