{"id":"CVE-2026-56021","aliases":["EUVD-2026-37908","GHSA-xpvh-gv3p-w5qx"],"status":"published","title":"Webmin information disclosure via regex pattern","description":"Webmin allows unauthenticated attackers to read the contents of any file ending in .conf within module directories, due to a bypassable regex pattern.","severity":{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00476,"percentile":0.41662,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-185","CWE-777"],"published":"2026-06-18T16:11:46Z","modified":"2026-10-28T02:31:07Z","products":[{"vendor":"webmin","product":"webmin"}],"references":[{"url":"https://webmin.com/security/#webmin-prior-to-2641","tags":["release-notes","Vendor Advisory","advisory"]},{"url":"https://github.com/webmin/webmin/releases/tag/2.641","tags":["release-notes","Product","Release Notes","advisory"]},{"url":"https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-169-02.json","tags":["VDB Entry","web"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-56021","tags":["vdb-entry","VDB Entry","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-56021","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-xpvh-gv3p-w5qx"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/56xxx/CVE-2026-56021.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-56021","title":"Webmin information disclosure via regex pattern","description":"Webmin allows unauthenticated attackers to read the contents of any file ending in .conf within module directories, due to a bypassable regex pattern.","status":"published","published":"2026-06-18T16:11:46.31Z","modified":"2026-06-24T19:54:23.848Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-185","CWE-777"],"updated_at":"2026-11-02T13:37:02.780526Z"}],"euvd":[{"id":"EUVD-2026-37908","description":"Webmin allows unauthenticated attackers to read the contents of any file ending in .conf within module directories, due to a bypassable regex pattern.","status":"published","published":"2026-06-18T16:11:46Z","modified":"2026-06-24T19:54:23Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T18:20:29.723653Z"}],"ghsa":[{"id":"GHSA-xpvh-gv3p-w5qx","title":"Webmin allows unauthenticated attackers to read the contents of any file ending in .conf within...","description":"Webmin allows unauthenticated attackers to read the contents of any file ending in .conf within module directories, due to a bypassable regex pattern.","status":"published","published":"2026-06-18T18:35:24Z","modified":"2026-06-18T18:35:32Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/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":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-185"],"updated_at":"2026-11-02T15:08:54.452189Z"}],"nvd":[{"id":"CVE-2026-56021","description":"Webmin allows unauthenticated attackers to read the contents of any file ending in .conf within module directories, due to a bypassable regex pattern.","status":"published","published":"2026-06-18T17:16:35.38Z","modified":"2026-08-11T12:17:50.273Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/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":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-185","CWE-777"],"updated_at":"2026-11-02T14:12:24.912854Z"}],"osv":[{"id":"CVE-2026-56021","title":"Webmin information disclosure via regex pattern","description":"Webmin allows unauthenticated attackers to read the contents of any file ending in .conf within module directories, due to a bypassable regex pattern.","status":"published","published":"2026-06-18T16:11:46.31Z","modified":"2026-10-28T02:31:07.300364469Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-185","CWE-777"],"updated_at":"2026-11-02T15:45:11.609219Z"}]}}