{"id":"CVE-2026-24790","state":"PUBLISHED","title":"Welker OdorEyes EcoSystem Pulse Bypass System with XL4 Controller Missing Authentication for Critical Function","description":"The underlying PLC of the device can be remotely influenced, without proper safeguards or authentication.","publishedAt":"2026-02-20T16:15:21.374Z","updatedAt":"2026-02-20T18:59:34.973Z","severity":{"score":8.2,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L","source":"icscert"},"assigner":"icscert","products":["Welker OdorEyes EcoSystem Pulse Bypass System with XL4 Controller"],"affected":[{"vendor":"Welker","product":"OdorEyes EcoSystem Pulse Bypass System with XL4 Controller","defaultStatus":"unaffected","versions":[{"version":"All versions","status":"affected"}]}],"references":["https://www.welker.com/contact-us/welker-team","https://www.cisa.gov/news-events/ics-advisories/icsa-26-050-04","https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-050-04.json"],"weaknesses":["CWE-306"],"ingestedAt":"2026-10-29T20:11:21.040Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/24xxx/CVE-2026-24790.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-24790","state":"PUBLISHED","datePublished":"2026-02-20T16:15:21.374Z","dateUpdated":"2026-02-20T18:59:34.973Z","assignerShortName":"icscert","assignerOrgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","dateReserved":"2026-02-05T19:05:16.840Z"},"containers":{"cna":{"title":"Welker OdorEyes EcoSystem Pulse Bypass System with XL4 Controller Missing Authentication for Critical Function","descriptions":[{"lang":"en","value":"The underlying PLC of the device can be remotely influenced, without proper safeguards or authentication."}],"affected":[{"vendor":"Welker","product":"OdorEyes EcoSystem Pulse Bypass System with XL4 Controller","defaultStatus":"unaffected","versions":[{"version":"All versions","status":"affected"}]}],"references":[{"url":"https://www.welker.com/contact-us/welker-team"},{"url":"https://www.cisa.gov/news-events/ics-advisories/icsa-26-050-04"},{"url":"https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-050-04.json"}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":8.2,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-306","description":"CWE-306","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"icscert","orgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","dateUpdated":"2026-02-20T16:15:21.374Z"},"credits":[{"lang":"en","type":"finder","value":"A project sponsored by DHS S&T reported this vulnerability to CISA."}],"source":{"advisory":"ICSA-26-050-04","discovery":"EXTERNAL"},"workarounds":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Welker did not respond to CISA's attempts at coordination. Users of \nWelker OdorEyes devices are encouraged to contact Welker and keep their \nsystems up to date.\n\n<br>"}],"value":"Welker did not respond to CISA's attempts at coordination. Users of \nWelker OdorEyes devices are encouraged to contact Welker and keep their \nsystems up to date."}],"x_generator":{"engine":"Vulnogram 0.5.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-02-20T18:57:49.840358Z","id":"CVE-2026-24790","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-02-20T18:59:34.973Z"}}]}}}