{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-21718","assignerOrgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","state":"PUBLISHED","assignerShortName":"icscert","dateReserved":"2026-02-05T19:05:16.863Z","datePublished":"2026-02-27T00:34:55.895Z","dateUpdated":"2026-03-02T18:58:23.373Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Copeland XWEB 300D PRO","vendor":"Copeland","versions":[{"lessThanOrEqual":"1.12.1","status":"affected","version":"0","versionType":"custom"}]},{"defaultStatus":"unaffected","product":"Copeland XWEB 500D PRO","vendor":"Copeland","versions":[{"lessThanOrEqual":"1.12.1","status":"affected","version":"0","versionType":"custom"}]},{"defaultStatus":"unaffected","product":"Copeland XWEB 500B PRO","vendor":"Copeland","versions":[{"lessThanOrEqual":"1.12.1","status":"affected","version":"0","versionType":"custom"}]}],"credits":[{"lang":"en","type":"finder","value":"Amir Zaltzman and Noam Moshe of Claroty Team82 reported this vulnerability to CISA."}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"An authentication bypass vulnerability exists in Copeland XWEB Pro \nversion 1.12.1 and prior, enabling any attackers to bypass the \nauthentication requirement and achieve pre-authenticated code execution \non the system."}],"value":"An authentication bypass vulnerability exists in Copeland XWEB Pro \nversion 1.12.1 and prior, enabling any attackers to bypass the \nauthentication requirement and achieve pre-authenticated code execution \non the system."}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":10,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-327","description":"CWE-327","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","shortName":"icscert","dateUpdated":"2026-02-27T00:34:55.895Z"},"references":[{"url":"https://webapps.copeland.com/Dixell/Pages/SystemSoftwareUpdate"},{"url":"https://www.cisa.gov/news-events/ics-advisories/icsa-26-057-10"},{"url":"https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-057-10.json"}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Copeland has provided a fix for the vulnerabilities and recommends users\n update the XWEB Pro to the latest version by going to their software \nupdate page \n<a target=\"_blank\" rel=\"nofollow\" href=\"https://webapps.copeland.com/Dixell/Pages/SystemSoftwareUpdate\">https://webapps.copeland.com/Dixell/Pages/SystemSoftwareUpdate</a> in the \nsections dedicated to the different XWEBPRO models page.\n\n<br>"}],"value":"Copeland has provided a fix for the vulnerabilities and recommends users\n update the XWEB Pro to the latest version by going to their software \nupdate page \n https://webapps.copeland.com/Dixell/Pages/SystemSoftwareUpdate  in the \nsections dedicated to the different XWEBPRO models page."},{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Alternatively, a user logged into an XWEB Pro with internet access can \nupdate XWEB Pro directly from Copeland servers via the menu SYSTEM -- \nUpdates | Network.\n\n<br>"}],"value":"Alternatively, a user logged into an XWEB Pro with internet access can \nupdate XWEB Pro directly from Copeland servers via the menu SYSTEM -- \nUpdates | Network."}],"source":{"advisory":"ICSA-26-057-10","discovery":"EXTERNAL"},"title":"Copeland XWEB and XWEB Pro Use of a Broken or Risky Cryptographic Algorithm","x_generator":{"engine":"Vulnogram 0.5.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-03-02T18:58:14.494289Z","id":"CVE-2026-21718","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-03-02T18:58:23.373Z"}}]}}