{"id":"CVE-2026-9531","state":"PUBLISHED","title":"Totolink CA750-PoE Setting cstecgi.cgi setUpgradeUboot os command injection","description":"A weakness has been identified in Totolink CA750-PoE 6.2c.510. Impacted is the function setUpgradeUboot of the file /cgi-bin/cstecgi.cgi of the component Setting Handler. This manipulation of the argument FileName causes os command injection. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks.","publishedAt":"2026-05-26T04:45:14.640Z","updatedAt":"2026-05-28T15:23:42.160Z","severity":{"score":5.3,"label":"Medium","version":"4.0","vector":"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","source":"VulDB"},"assigner":"VulDB","products":["Totolink CA750-PoE"],"affected":[{"vendor":"Totolink","product":"CA750-PoE","versions":[{"version":"6.2c.510","status":"affected"}],"cpes":["cpe:2.3:a:totolink:ca750-poe:*:*:*:*:*:*:*:*"],"modules":["Setting Handler"]}],"references":["https://vuldb.com/vuln/365558","https://vuldb.com/vuln/365558/cti","https://vuldb.com/submit/813929","https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_54/54.md","https://www.totolink.net/"],"weaknesses":["CWE-78","CWE-77"],"ingestedAt":"2026-10-29T20:13:52.441Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/9xxx/CVE-2026-9531.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-9531","state":"PUBLISHED","datePublished":"2026-05-26T04:45:14.640Z","dateUpdated":"2026-05-28T15:23:42.160Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-05-25T19:44:08.528Z"},"containers":{"cna":{"title":"Totolink CA750-PoE Setting cstecgi.cgi setUpgradeUboot os command injection","descriptions":[{"lang":"en","value":"A weakness has been identified in Totolink CA750-PoE 6.2c.510. Impacted is the function setUpgradeUboot of the file /cgi-bin/cstecgi.cgi of the component Setting Handler. This manipulation of the argument FileName causes os command injection. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks."}],"affected":[{"vendor":"Totolink","product":"CA750-PoE","versions":[{"version":"6.2c.510","status":"affected"}],"cpes":["cpe:2.3:a:totolink:ca750-poe:*:*:*:*:*:*:*:*"],"modules":["Setting Handler"]}],"references":[{"url":"https://vuldb.com/vuln/365558","name":"VDB-365558 | Totolink CA750-PoE Setting cstecgi.cgi setUpgradeUboot os command injection","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/365558/cti","name":"VDB-365558 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/submit/813929","name":"Submit #813929 | TOTOLink CA750-PoE V6.2c.510 Command Injection","tags":["third-party-advisory"]},{"url":"https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_54/54.md","tags":["exploit"]},{"url":"https://www.totolink.net/","tags":["product"]}],"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"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-78","type":"CWE","lang":"en","description":"OS Command Injection"}]},{"descriptions":[{"cweId":"CWE-77","type":"CWE","lang":"en","description":"Command Injection"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2026-05-26T04:45:14.640Z"},"timeline":[{"time":"2026-05-25T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-05-25T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-05-25T21:49:22.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"Buoy_yes (VulDB User)","type":"reporter"}]},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://vuldb.com/submit/813929","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-05-28T15:22:25.378445Z","id":"CVE-2026-9531","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-05-28T15:23:42.160Z"}}]}}}