{"id":"CVE-2026-4901","aliases":["EUVD-2026-20888","GHSA-f43w-3fr5-h2m3"],"status":"published","title":"Insertion of Sesitive Information into Log File in AlanWeb SCADA","description":"AlanWeb SCADA saves sensitive information into a log file. Critically, user credentials are logged allowing the attacker to obtain further authorized access into the system. Combined with vulnerability CVE-2026-34184, these sensitive information could be accessed by an unauthorized user.\n\nThis issue was fixed in AlanWeb SCADA version 9.8.5","severity":{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00269,"percentile":0.19211,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-532"],"published":"2026-04-09T09:40:59Z","modified":"2026-10-26T21:10:00Z","products":[{"vendor":"control system","product":"alanweb scada"},{"vendor":"hydrosystem.poznan","product":"control_system"}],"references":[{"url":"https://cert.pl/posts/2026/04/CVE-2026-4901/","tags":["third-party-advisory","Vendor Advisory"]},{"url":"https://control-system.pl/","tags":["product"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-4901"},{"url":"https://cert.pl/posts/2026/04/CVE-2026-4901"},{"url":"https://www.hydrosystem.poznan.pl"},{"url":"https://control-system.pl"},{"url":"https://github.com/advisories/GHSA-f43w-3fr5-h2m3"}],"sources":{"cve":[{"id":"CVE-2026-4901","title":"Insertion of Sesitive Information into Log File in AlanWeb SCADA","description":"AlanWeb SCADA saves sensitive information into a log file. Critically, user credentials are logged allowing the attacker to obtain further authorized access into the system. Combined with vulnerability CVE-2026-34184, these sensitive information could be accessed by an unauthorized user.\n\nThis issue was fixed in AlanWeb SCADA version 9.8.5","status":"published","published":"2026-04-09T09:40:59.143Z","modified":"2026-08-13T09:21:11.143Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-532"],"updated_at":"2026-11-02T14:19:59.761005Z"}],"euvd":[{"id":"EUVD-2026-20888","description":"AlanWeb SCADA saves sensitive information into a log file. Critically, user credentials are logged allowing the attacker to obtain further authorized access into the system. Combined with vulnerability CVE-2026-34184, these sensitive information could be accessed by an unauthorized user.\n\nThis issue was fixed in AlanWeb SCADA version 9.8.5","status":"published","published":"2026-04-09T09:40:59Z","modified":"2026-08-13T09:21:11Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T18:01:57.213133Z"}],"ghsa":[{"id":"GHSA-f43w-3fr5-h2m3","title":"Hydrosystem Control System saves sensitive information into a log file. Critically, user...","description":"Hydrosystem Control System saves sensitive information into a log file. Critically, user credentials are logged allowing the attacker to obtain further authorized access into the system. Combined with vulnerability CVE-2026-34184, these sensitive information could be accessed by an unauthorized user.This issue was fixed in Hydrosystem Control System version 9.8.5","status":"published","published":"2026-04-09T12:31:10Z","modified":"2026-08-13T12:32:13Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/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":"medium"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-532"],"updated_at":"2026-11-02T15:10:24.70819Z"}],"nvd":[{"id":"CVE-2026-4901","description":"AlanWeb SCADA saves sensitive information into a log file. Critically, user credentials are logged allowing the attacker to obtain further authorized access into the system. Combined with vulnerability CVE-2026-34184, these sensitive information could be accessed by an unauthorized user.\n\nThis issue was fixed in AlanWeb SCADA version 9.8.5","status":"published","published":"2026-04-09T10:16:22.543Z","modified":"2026-10-26T21:10:00.17Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/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":"medium","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-532"],"updated_at":"2026-11-02T14:12:13.902911Z"}]}}