{"id":"CVE-2026-70337","aliases":["ALPINE-CVE-2026-70337","BIT-powershell-2026-70337","EUVD-2026-56768","GHSA-c9mw-2c7x-gc2r"],"status":"published","title":"Microsoft PowerShell Remote Code Execution Vulnerability","description":"Relative path traversal in Microsoft PowerShell Core allows an unauthorized attacker to execute code over a network.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00939,"percentile":0.61161,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-23"],"published":"2026-08-11T17:07:13Z","modified":"2026-11-03T06:33:05Z","fixes":[{"ecosystem":"Alpine:v3.24","package":"powershell","fixed_in":["7.6.9-r0"],"sources":["osv"]},{"ecosystem":"Bitnami","package":"powershell","fixed_in":["7.4.19","7.5.10","7.6.5"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.24","package":"powershell","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.4"},{"fixed":"7.6.9-r0"}]}]},{"source":"osv","ecosystem":"Bitnami","package":"powershell","ranges":[{"type":"SEMVER","events":[{"introduced":"7.4.0"},{"fixed":"7.4.19"},{"introduced":"7.5.0"},{"fixed":"7.5.10"},{"introduced":"7.6.0"},{"fixed":"7.6.5"}]}]}],"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-2026-70337","tags":["vendor-advisory","patch","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-70337","tags":["web"]},{"url":"https://github.com/advisories/GHSA-c9mw-2c7x-gc2r"},{"url":"https://security.alpinelinux.org/vuln/CVE-2026-70337","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-70337","title":"Microsoft PowerShell Remote Code Execution Vulnerability","description":"Relative path traversal in Microsoft PowerShell Core allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-08-11T17:07:13.444Z","modified":"2026-10-21T20:55:13.016Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-23"],"updated_at":"2026-11-02T13:35:22.169514Z"}],"euvd":[{"id":"EUVD-2026-56768","description":"Relative path traversal in Microsoft PowerShell Core allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-08-11T17:07:13Z","modified":"2026-10-21T20:55:13Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-02T16:59:35.88085Z"}],"ghsa":[{"id":"GHSA-c9mw-2c7x-gc2r","title":"Relative path traversal in Microsoft PowerShell Core allows an unauthorized attacker to execute...","description":"Relative path traversal in Microsoft PowerShell Core allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-08-11T18:31:50Z","modified":"2026-08-11T18:31:55Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-23"],"updated_at":"2026-11-02T15:10:20.59674Z"}],"nvd":[{"id":"CVE-2026-70337","description":"Relative path traversal in Microsoft PowerShell Core allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-08-11T17:19:11.397Z","modified":"2026-08-14T15:34:31.603Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-23"],"updated_at":"2026-11-02T14:12:36.880938Z"}],"osv":[{"id":"ALPINE-CVE-2026-70337","description":"Relative path traversal in Microsoft PowerShell Core allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-08-11T17:19:11.397Z","modified":"2026-11-03T06:33:05.803933142Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T07:15:37.282377Z"},{"id":"CVE-2026-70337","description":"Relative path traversal in Microsoft PowerShell Core allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-08-11T17:19:11.397Z","modified":"2026-10-24T10:30:55.602238395Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:15.164658Z"},{"id":"BIT-powershell-2026-70337","title":"Microsoft PowerShell Remote Code Execution Vulnerability","description":"Relative path traversal in Microsoft PowerShell Core allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-08-17T11:42:58.11Z","modified":"2026-09-08T08:47:30.084752338Z","updated_at":"2026-11-02T15:28:34.724063Z"}]}}