{"id":"CVE-2026-7156","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-7156","generatedAt":"2026-10-28T08:10:02.715Z","title":"A vulnerability was detected in Totolink A8000RU 7.1cu.643_b20200521.","description":"A vulnerability was detected in Totolink A8000RU 7.1cu.643_b20200521. Affected is the function CsteSystem of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument HTTP results in os command injection. The attack may be launched remotely. The exploit is now public and may be used.","published":"2026-04-27T21:16:44.000Z","lastModified":"2026-10-26T22:10:00.000Z","status":"Deferred","sourceIdentifier":"cna@vuldb.com","cvss":{"version":"4.0","score":8.9,"severity":"HIGH","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-77","CWE-78"],"affected":[],"epss":{"score":0.01785,"percentile":0.78199,"date":"2026-10-27","history":[{"date":"2026-09-24","score":0.03253,"percentile":0.87823},{"date":"2026-10-25","score":0.01785,"percentile":0.78158}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (1.79%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_320/README.md","source":"cna@vuldb.com"},{"url":"https://vuldb.com/submit/801142","source":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/359755","source":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/359755/cti","source":"cna@vuldb.com"},{"url":"https://www.totolink.net/","source":"cna@vuldb.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-7156","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}