PT-2026-83202

Incorrect access control in the getMeshPortalTable function of TOTOLINK T6 4.1.5cu.748 B20211015 allows unauthenticated attackers to obtain mesh portal table information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51662: Improper Access Control

Incorrect access control in the getCloudSrvCheckStatus function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain cloud firmware check status information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-75122: Improper Neutralization of Special Elements used in an OS Command

PLANET GS-4210-16P2S V3 firmware before 3.441b260626 contains an authenticated OS command injection vulnerability in /cgi-bin/httpuploadcert.cgi. The certificate password field in a certificate upload request is incorporated into a shell command without sanitization of shell metacharacters. A...

EUVD-2026-67924

Incorrect access control in the getMeshRoutingTable function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain mesh routing information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51619: Improper Access Control

Incorrect access control in the getOnlineClient function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain online client information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51641: Improper Access Control

Incorrect access control in the getWiFiMeshConfig function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain mesh configuration and runtime state information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51664: Improper Access Control

Incorrect access control in the getTelnetCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain Telnet service enablement status information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51630: Improper Access Control

Incorrect access control in the getDdnsCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain DDNS configuration, including domain, username, and password, via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-75123: Improper Neutralization of Special Elements used in an OS Command

PLANET GS-4210-16P2S V3 firmware before 3.441b260626 contains an authenticated OS command injection vulnerability in /cgi-bin/dispatcher.cgi. The websmtptestpost handler incorporates a caller-supplied SMTP server value directly into a shell command without sanitization. A remote attacker with...

CVE-2026-51633: Improper Access Control

Incorrect access control in the getWiFiEasyGuestCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain simplified guest Wi-Fi configuration, including guest credentials, via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51639: Improper Access Control

Incorrect access control in the getApWiFiSchCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain AP-specific Wi-Fi scheduling rules via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51628

The TOTOLINK T6 router, running firmware version 4.1.5cu.748_B20211015 , is vulnerable to an incorrect access control issue in the getGenerateWiFiWpsPin function. An unauthenticated attacker can generate and retrieve a new WPS PIN by sending a crafted POST request to /cgi-bin/cstecgi.cgi. While t...

CVE-2026-77217: Stack-based Buffer Overflow

PLANET GS-4210-16P2S V3 firmware before 3.441b260626 contains authenticated stack buffer overflow and null pointer dereference vulnerabilities in /cgi-bin/dispatcher.cgi. The webradiusSrvpost family of handlers copies the radKey, radKey0, radDftParamKey, radName, and radIp POST parameters into...

CVE-2026-51665: Improper Access Control

Incorrect access control in the getTracerouteCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain traceroute diagnostic logs via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-75126: Stack-based Buffer Overflow

PLANET GS-4210-16P2S V3 firmware before 3.441b260626 contains multiple authenticated stack buffer overflow vulnerabilities in /cgi-bin/dispatcher.cgi. The following handlers copy attacker-controlled POST parameters into fixed-size stack buffers without length validation:...

CVE-2026-51659: Improper Access Control

Incorrect access control in the getUrlFilterRules function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain DMZ configuration information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51657: Improper Access Control

Incorrect access control in the getSyslogCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain syslog-related configuration via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51656: Improper Access Control

Incorrect access control in the getVpnPassCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain VPN pass-through and WAN ping filter settings via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51653: Improper Access Control

Incorrect access control in the getStorageCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain storage feature state information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51648: Improper Access Control

Incorrect access control in the getWanInfo function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain WAN information returned by the endpoint via sending a crafted POST request to /cgi-bin/cstecgi.cgi...