{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-1623","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","state":"PUBLISHED","assignerShortName":"VulDB","dateReserved":"2026-01-29T14:39:06.213Z","datePublished":"2026-01-29T20:32:08.374Z","dateUpdated":"2026-02-23T09:07:06.095Z"},"containers":{"cna":{"providerMetadata":{"orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","shortName":"VulDB","dateUpdated":"2026-02-23T09:07:06.095Z"},"title":"Totolink A7000R cstecgi.cgi setUpgradeFW command injection","problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-77","lang":"en","description":"Command Injection"}]},{"descriptions":[{"type":"CWE","cweId":"CWE-74","lang":"en","description":"Injection"}]}],"affected":[{"vendor":"Totolink","product":"A7000R","versions":[{"version":"4.1cu.4154","status":"affected"}],"cpes":["cpe:2.3:o:totolink:a7000r_firmware:*:*:*:*:*:*:*:*"]}],"descriptions":[{"lang":"en","value":"A weakness has been identified in Totolink A7000R 4.1cu.4154. Impacted is the function setUpgradeFW of the file /cgi-bin/cstecgi.cgi. This manipulation of the argument FileName causes command injection. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks."}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":5.3,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","baseSeverity":"MEDIUM"}},{"cvssV3_1":{"version":"3.1","baseScore":6.3,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","baseSeverity":"MEDIUM"}},{"cvssV3_0":{"version":"3.0","baseScore":6.3,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","baseSeverity":"MEDIUM"}},{"cvssV2_0":{"version":"2.0","baseScore":6.5,"vectorString":"AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR"}}],"timeline":[{"time":"2026-01-29T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-01-29T01:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-01-30T05:07:04.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"xuanyu (VulDB User)","type":"reporter"}],"references":[{"url":"https://vuldb.com/?id.343382","name":"VDB-343382 | Totolink A7000R cstecgi.cgi setUpgradeFW command injection","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/?ctiid.343382","name":"VDB-343382 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/?submit.740767","name":"Submit #740767 | TOTOLINK A7000R V4.1cu.4154 Command Injection","tags":["third-party-advisory"]},{"url":"https://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A7000R/04_RCE_setUpgradeFW_RCE.md","tags":["exploit","patch"]},{"url":"https://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A7000R/04_RCE_setUpgradeFW_RCE.md#poc","tags":["exploit","patch"]},{"url":"https://www.totolink.net/","tags":["product"]}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-01-29T21:19:04.724100Z","id":"CVE-2026-1623","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-01-29T21:19:26.419Z"}}]}}