PT-2026-83352

Name of the Vulnerable Software and Affected Versions TL-MR100 version 3.20 Description A pre-authentication stack-based buffer overflow occurs in the http gdpr decrypt function due to insufficient bounds checking of encrypted requests. An adjacent unauthenticated attacker with access to the web...

CVE-2026-51655: Improper Access Control

Incorrect access control in the getMacFilterRules function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain MAC filter rules via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51654: Improper Access Control

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

CVE-2026-51620: Improper Access Control

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

CVE-2026-51642: Improper Access Control

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-2026-51621: Improper Access Control

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

CVE-2026-51625: Improper Access Control

Incorrect access control in the getWiFiEasyCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain sensitive information such as SSIDs and Wi-Fi keys, via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51610: Improper Access Control

Incorrect access control in the RebootSystem function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to arbitrarily force an immediate reboot via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51623: Improper Access Control

Incorrect access control in the getDdnsStatus function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain DDNS runtime status and public IP information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51658: Improper Access Control

Incorrect access control in the getDmzCfg 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-2026-75121: 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 webvlanmembershipeditdialogpost handler incorporates the memberTags POST parameter into a shell command without sanitization. A remote authenticated...

CVE-2026-51661

The TOTOLINK T6 router, running firmware version 4.1.5cu.748_B20211015 , is vulnerable to an incorrect access control flaw within the getPortForwardRules function. An unauthenticated attacker can exploit this by sending a crafted POST request to the /cgi-bin/cstecgi.cgi endpoint to obtain sensiti...

CVE-2026-51617

The TOTOLINK T6 router (version 4.1.5cu.748_B20211015 ) is susceptible to an incorrect access control vulnerability in the getSysStatusCfg function. An unauthenticated attacker can send a crafted POST request to /cgi-bin/cstecgi.cgi to extract sensitive information, including the firmware version...

CVE-2026-51645: Improper Access Control

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

CVE-2026-51660: Improper Access Control

Incorrect access control in the getIpPortFilterRules function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain IP and port filtering rules via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

EUVD-2026-67885

Incorrect access control in the getDiagnosisCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain diagnostic configuration and ping log contents via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51650: Improper Access Control

Incorrect access control in the getRemoteCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to obtain remote-management enablement and port information via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51624: Improper Access Control

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

The vulnerability of the setSystemConfig() function in the CGI Handler component of the Totolink-N600R router’s microprogramming system allows a hacker to execute arbitrary code.

The vulnerability of the setSystemConfig function in the CGI Handler component of the Totolink-N600R router’s microprogramming system is related to the execution of operations outside of the buffer in memory. Exploiting this vulnerability could allow a remote attacker to execute arbitrary code...

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...