{"id":"CVE-2026-7786","state":"PUBLISHED","title":"Jinan USR IOT Technology Limited (PUSR) USR-W610 RS232/485 to Wi-Fi/Ethernet Converter Use of Hard-coded Credentials","description":"Jinan USR IOT Technology Limited (PUSR) USR-W610 RS232/485 to Wi-Fi/Ethernet Converter\ndevice firmware contains plaintext administrative credentials embedded in the firmware image. These credentials can be extracted through firmware analysis and used to authenticate to device services.","publishedAt":"2026-05-29T17:11:33.184Z","updatedAt":"2026-05-29T19:31:38.170Z","severity":{"score":9.8,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"icscert"},"assigner":"icscert","products":["Jinan USR IOT Technology Limited (PUSR) USR-W610 RS232/485 to Wi-Fi/Ethernet Converter"],"affected":[{"vendor":"Jinan USR IOT Technology Limited (PUSR)","product":"USR-W610 RS232/485 to Wi-Fi/Ethernet Converter","defaultStatus":"unaffected","versions":[{"version":"7.03T.07","status":"affected"}]}],"references":["https://www.cisa.gov/news-events/ics-advisories/icsa-26-148-02","https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-148-02.json"],"weaknesses":["CWE-798"],"ingestedAt":"2026-10-29T20:13:07.220Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/7xxx/CVE-2026-7786.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-7786","state":"PUBLISHED","datePublished":"2026-05-29T17:11:33.184Z","dateUpdated":"2026-05-29T19:31:38.170Z","assignerShortName":"icscert","assignerOrgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","dateReserved":"2026-05-04T16:07:42.001Z"},"containers":{"cna":{"title":"Jinan USR IOT Technology Limited (PUSR) USR-W610 RS232/485 to Wi-Fi/Ethernet Converter Use of Hard-coded Credentials","descriptions":[{"lang":"en","value":"Jinan USR IOT Technology Limited (PUSR) USR-W610 RS232/485 to Wi-Fi/Ethernet Converter\ndevice firmware contains plaintext administrative credentials embedded in the firmware image. These credentials can be extracted through firmware analysis and used to authenticate to device services."}],"affected":[{"vendor":"Jinan USR IOT Technology Limited (PUSR)","product":"USR-W610 RS232/485 to Wi-Fi/Ethernet Converter","defaultStatus":"unaffected","versions":[{"version":"7.03T.07","status":"affected"}]}],"references":[{"url":"https://www.cisa.gov/news-events/ics-advisories/icsa-26-148-02"},{"url":"https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-148-02.json"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseSeverity":"CRITICAL","baseScore":9.8,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-798","lang":"en","description":"CWE-798","type":"CWE"}]}],"providerMetadata":{"shortName":"icscert","orgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","dateUpdated":"2026-05-29T17:11:33.184Z"},"datePublic":"2026-05-28T17:01:00.000Z","workarounds":[{"lang":"en","value":"Jinan USR IOT Technology Limited (PUSR) did not respond to CISA's attempts at coordination. Users of PUSR USR-W610 devices are encouraged to contact PUSR and keep their systems up to date.","supportingMedia":[{"type":"text/html","base64":false,"value":"<span>Jinan USR IOT Technology Limited (PUSR) did not respond to CISA's attempts at coordination. Users of PUSR USR-W610 devices are encouraged to contact PUSR and keep their systems up to date.</span>"}]}],"credits":[{"lang":"en","value":"Arun Mane and Omkar Mali reported this vulnerability to CISA.","type":"finder"}],"source":{"advisory":"ICSA-26-148-02","discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 1.0.2"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-05-29T19:25:29.600322Z","id":"CVE-2026-7786","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-05-29T19:31:38.170Z"}}]}}}