{"id":"EM-20261107-JZU8","url":"https://cyber.eventmonitor.net/incident/EM-20261107-JZU8/totolink-ca300-poe-vulnerability-cve-2026-123958/","type":"cve","title":"TOTOLINK CA300-PoE Vulnerability (CVE-2026-123958)","subtitle":"CVE-2026-123958","subject":"CVE-2026-123958","status":"Developing","severity":"high","affected":[],"headline":null,"born":"2026-11-07T09:30:41.000Z","firstSignal":"2026-11-07T09:17:15.177Z","lastSignal":"2026-11-07T09:30:41.000Z","updated":"2026-11-07T10:38:49.228Z","revision":1,"life":[{"status":"Born","at":"2026-11-07T09:30:41.000Z","why":"second independent source: C29 CIRCL Vulnerability-Lookup"},{"status":"Developing","at":"2026-11-07T09:30:41.000Z","why":"signals keep joining"}],"changeLog":[{"at":"2026-11-07T09:17:15.177Z","what":"First signal: C6 NVD CVE API 2.0"},{"at":"2026-11-07T09:30:41.000Z","what":"Born: second source, C29 CIRCL Vulnerability-Lookup. Page EM-20261107-JZU8 created."}],"stages":[{"name":"Disclosed","at":"2026-11-07T09:17:15.177Z","detail":"C6 NVD published"},{"name":"Scored","at":"2026-11-07T09:17:15.177Z","detail":"CVSS 8.6"},{"name":"Exploited","at":null,"detail":"No exploitation reported"},{"name":"Advisories","at":null,"detail":"None yet"},{"name":"Vendor Response","at":null,"detail":"None in sources yet"},{"name":"Resolved","at":null,"detail":"After 14 quiet days"}],"signals":[{"at":"2026-11-07T09:17:15.177Z","source":"C6","sourceName":"NVD CVE API 2.0","role":"Database","severity":3,"title":"CVE-2026-123958 (CVSS 8.6)","text":"A vulnerability was identified in TOTOLINK CA300-PoE 6.2c.884. The affected element is the function setLanConfig of the file /cgi-bin/cstecgi.cgi. Such manipulation of the argument lanDns/lanSecDns/langType leads to buffer overflow. It is possible to launch the attack remotely. The exploit is publicly available and might be used.","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-123958"},{"at":"2026-11-07T09:30:41.000Z","source":"C29","sourceName":"CIRCL Vulnerability-Lookup","role":"Database","severity":2,"title":"GHSA-c4px-fcrj-5258 / CVE-2026-123958","text":"A vulnerability was identified in TOTOLINK CA300-PoE 6.2c.884. The affected element is the function setLanConfig of the file /cgi-bin/cstecgi.cgi. Such manipulation of the argument lanDns/lanSecDns/langType leads to buffer overflow. It is possible to launch the attack remotely. The exploit is…","url":"https://vulnerability.circl.lu/vuln/GHSA-c4px-fcrj-5258"}],"crowd":[],"reference":{"nvd":{"published":"2026-11-07T09:17:15.177","score":8.6,"severity":"HIGH","desc":"A vulnerability was identified in TOTOLINK CA300-PoE 6.2c.884. The affected element is the function setLanConfig of the file /cgi-bin/cstecgi.cgi. Such manipulation of the argument lanDns/lanSecDns/langType leads to buffer overflow. It is possible to launch the attack remotely. The exploit is…","product":"","seen":1794047929228},"kev":null,"epss":null,"p0":false},"mergedInto":null,"publisher":"Event Monitor Cyber"}