{"id":"CVE-2026-25085","aliases":["EUVD-2026-8954","GHSA-mprq-mg66-vm32"],"status":"published","title":"Copeland XWEB and XWEB Pro Unexpected Status Code or Return Value","description":"A vulnerability exists in Copeland XWEB Pro version 1.12.1 and prior, in\n which an unexpected return value from the authentication routine is \nlater on processed as a legitimate value, resulting in an authentication\n bypass.","severity":{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00756,"percentile":0.55488,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-394"],"published":"2026-02-27T00:33:06Z","modified":"2026-06-17T10:24:05Z","products":[{"vendor":"copeland","product":"copeland xweb 300d pro"},{"vendor":"copeland","product":"copeland xweb 500b pro"},{"vendor":"copeland","product":"copeland xweb 500d pro"},{"vendor":"copeland","product":"xweb_300d_pro_firmware"},{"vendor":"copeland","product":"xweb_500b_pro_firmware"},{"vendor":"copeland","product":"xweb_500d_pro_firmware"}],"references":[{"url":"https://webapps.copeland.com/Dixell/Pages/SystemSoftwareUpdate","tags":["Product"]},{"url":"https://www.cisa.gov/news-events/ics-advisories/icsa-26-057-10","tags":["Third Party Advisory","US Government Resource"]},{"url":"https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-057-10.json","tags":["Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-25085"},{"url":"https://github.com/advisories/GHSA-mprq-mg66-vm32"}],"sources":{"cve":[{"id":"CVE-2026-25085","title":"Copeland XWEB and XWEB Pro Unexpected Status Code or Return Value","description":"A vulnerability exists in Copeland XWEB Pro version 1.12.1 and prior, in\n which an unexpected return value from the authentication routine is \nlater on processed as a legitimate value, resulting in an authentication\n bypass.","status":"published","published":"2026-02-27T00:33:06.657Z","modified":"2026-03-02T18:58:50.355Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L","level":"high","assessor":"cna"}],"cwes":["CWE-394"],"updated_at":"2026-11-02T13:41:30.911526Z"}],"euvd":[{"id":"EUVD-2026-8954","description":"A vulnerability exists in Copeland XWEB Pro version 1.12.1 and prior, in\n which an unexpected return value from the authentication routine is \nlater on processed as a legitimate value, resulting in an authentication\n bypass.","status":"published","published":"2026-02-27T00:33:06Z","modified":"2026-03-02T18:58:50Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L","level":"high"}],"updated_at":"2026-11-02T19:48:12.668624Z"}],"ghsa":[{"id":"GHSA-mprq-mg66-vm32","title":"A vulnerability exists in Copeland XWEB Pro version 1.12.1 and prior, in\n which an unexpected...","description":"A vulnerability exists in Copeland XWEB Pro version 1.12.1 and prior, in\n which an unexpected return value from the authentication routine is \nlater on processed as a legitimate value, resulting in an authentication\n bypass.","status":"published","published":"2026-02-27T03:30:26Z","modified":"2026-02-27T03:30:33Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L","level":"high"}],"cwes":["CWE-394"],"updated_at":"2026-11-02T15:06:24.001962Z"}],"nvd":[{"id":"CVE-2026-25085","description":"A vulnerability exists in Copeland XWEB Pro version 1.12.1 and prior, in\n which an unexpected return value from the authentication routine is \nlater on processed as a legitimate value, resulting in an authentication\n bypass.","status":"published","published":"2026-02-27T01:16:19.367Z","modified":"2026-06-17T10:24:05.72Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L","level":"high","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-394"],"updated_at":"2026-11-02T14:12:07.027269Z"}]}}