{"id":"CVE-2026-7548","state":"PUBLISHED","title":"Totolink NR1800X cstecgi.cgi sub_41A68C command injection","description":"A vulnerability was detected in Totolink NR1800X 9.1.0u.6279_B20210910. This affects the function sub_41A68C of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument setUssd results in command injection. The attack is possible to be carried out remotely. The exploit is now public and may be used.","publishedAt":"2026-05-01T02:30:14.699Z","updatedAt":"2026-05-01T14:08:41.369Z","severity":{"score":8.7,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P","source":"VulDB"},"assigner":"VulDB","products":["Totolink NR1800X"],"affected":[{"vendor":"Totolink","product":"NR1800X","versions":[{"version":"9.1.0u.6279_B20210910","status":"affected"}],"cpes":["cpe:2.3:o:totolink:nr1800x_firmware:*:*:*:*:*:*:*:*"]}],"references":["https://vuldb.com/vuln/360358","https://vuldb.com/vuln/360358/cti","https://vuldb.com/submit/804417","https://github.com/newym/cve/blob/main/totolink%20nr1800x%20command%20injection.md","https://www.totolink.net/"],"weaknesses":["CWE-77","CWE-74"],"ingestedAt":"2026-10-29T20:13:07.220Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/7xxx/CVE-2026-7548.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-7548","state":"PUBLISHED","datePublished":"2026-05-01T02:30:14.699Z","dateUpdated":"2026-05-01T14:08:41.369Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-04-30T19:01:05.673Z"},"containers":{"cna":{"title":"Totolink NR1800X cstecgi.cgi sub_41A68C command injection","descriptions":[{"lang":"en","value":"A vulnerability was detected in Totolink NR1800X 9.1.0u.6279_B20210910. This affects the function sub_41A68C of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument setUssd results in command injection. The attack is possible to be carried out remotely. The exploit is now public and may be used."}],"affected":[{"vendor":"Totolink","product":"NR1800X","versions":[{"version":"9.1.0u.6279_B20210910","status":"affected"}],"cpes":["cpe:2.3:o:totolink:nr1800x_firmware:*:*:*:*:*:*:*:*"]}],"references":[{"url":"https://vuldb.com/vuln/360358","name":"VDB-360358 | Totolink NR1800X cstecgi.cgi sub_41A68C command injection","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/360358/cti","name":"VDB-360358 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/submit/804417","name":"Submit #804417 | Totolink C834FR-1C NR1800X command injection","tags":["third-party-advisory"]},{"url":"https://github.com/newym/cve/blob/main/totolink%20nr1800x%20command%20injection.md","tags":["exploit"]},{"url":"https://www.totolink.net/","tags":["product"]}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":8.7,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P","baseSeverity":"HIGH"}},{"cvssV3_1":{"version":"3.1","baseScore":8.8,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R","baseSeverity":"HIGH"}},{"cvssV3_0":{"version":"3.0","baseScore":8.8,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R","baseSeverity":"HIGH"}},{"cvssV2_0":{"version":"2.0","baseScore":9,"vectorString":"AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-77","type":"CWE","lang":"en","description":"Command Injection"}]},{"descriptions":[{"cweId":"CWE-74","type":"CWE","lang":"en","description":"Injection"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2026-05-01T02:30:14.699Z"},"timeline":[{"time":"2026-04-30T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-04-30T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-04-30T21:06:10.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"NEWYM (VulDB User)","type":"reporter"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-05-01T14:07:15.837319Z","id":"CVE-2026-7548","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-05-01T14:08:41.369Z"}}]}}}