{"id":"CVE-2026-6866","aliases":["EUVD-2026-29484","GHSA-rp4q-4mm5-p2vx"],"status":"published","title":"Initialization of a Resource with an Insecure Default vulnerability on EcoStruxure™ Panel Server","description":"CWE-1188 Initialization of a Resource with an Insecure Default vulnerability exists that could cause unauthorized disclosure of sensitive information when credentials revert to initial settings in rare circumstances, enabling unauthorized authentication using known credentials.","severity":{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00291,"percentile":0.21879,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-1188"],"published":"2026-05-12T13:59:33Z","modified":"2026-10-26T18:10:00Z","products":[{"vendor":"schneider electric","product":"ecostruxure™ panel server"},{"vendor":"schneider-electric","product":"ecostruxure_panel_server_pas400_firmware"},{"vendor":"schneider-electric","product":"ecostruxure_panel_server_pas600_firmware"},{"vendor":"schneider-electric","product":"ecostruxure_panel_server_pas600v2_firmware"},{"vendor":"schneider-electric","product":"ecostruxure_panel_server_pas800_firmware"},{"vendor":"schneider-electric","product":"ecostruxure_panel_server_pas800v2_firmware"}],"references":[{"url":"https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2026-132-04\u0026p_enDocType=Security+and+Safety+Notice\u0026p_File_Name=SEVD-2026-132-04.pdf","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-6866"},{"url":"https://github.com/advisories/GHSA-rp4q-4mm5-p2vx"}],"sources":{"cve":[{"id":"CVE-2026-6866","title":"Initialization of a Resource with an Insecure Default vulnerability on EcoStruxure™ Panel Server","description":"CWE-1188 Initialization of a Resource with an Insecure Default vulnerability exists that could cause unauthorized disclosure of sensitive information when credentials revert to initial settings in rare circumstances, enabling unauthorized authentication using known credentials.","status":"published","published":"2026-05-12T13:59:33.61Z","modified":"2026-05-12T15:43:40.858Z","cvss":[{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"high","assessor":"cna"}],"cwes":["CWE-1188"],"updated_at":"2026-11-02T13:50:04.986624Z"}],"euvd":[{"id":"EUVD-2026-29484","description":"CWE-1188 Initialization of a Resource with an Insecure Default vulnerability exists that could cause unauthorized disclosure of sensitive information when credentials revert to initial settings in rare circumstances, enabling unauthorized authentication using known credentials.","status":"published","published":"2026-05-12T13:59:33Z","modified":"2026-05-12T15:43:40Z","cvss":[{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T19:04:37.152927Z"}],"ghsa":[{"id":"GHSA-rp4q-4mm5-p2vx","title":"CWE-1188 Initialization of a Resource with an Insecure Default vulnerability exists that could...","description":"CWE-1188 Initialization of a Resource with an Insecure Default vulnerability exists that could cause unauthorized disclosure of sensitive information when credentials revert to initial settings in rare circumstances, enabling unauthorized authentication using known credentials.","status":"published","published":"2026-05-12T15:31:41Z","modified":"2026-06-24T15:31:40Z","cvss":[{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-1188"],"updated_at":"2026-11-02T15:08:57.478089Z"}],"nvd":[{"id":"CVE-2026-6866","description":"CWE-1188 Initialization of a Resource with an Insecure Default vulnerability exists that could cause unauthorized disclosure of sensitive information when credentials revert to initial settings in rare circumstances, enabling unauthorized authentication using known credentials.","status":"published","published":"2026-05-12T15:16:16.57Z","modified":"2026-10-26T18:10:00.173Z","cvss":[{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"}],"cwes":["CWE-1188"],"updated_at":"2026-11-02T14:12:18.613259Z"}]}}