CVE-2026-51677

Incorrect access control in the setUPnPCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to change UPnP service state via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51674

Incorrect access control in the setScheduleCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to configure forced reboot tasks via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51667

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

CVE-2026-51719: Improper Access Control

Incorrect access control in the delUrlFilterRules function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to remove URL filtering rules via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51724

Incorrect access control in the delSmartQosCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to remove Smart QoS rules via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51705: Improper Access Control

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

EUVD-2026-68533

Incorrect access control in the getSlaveUpdate function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to query slave upgrade status and affect upgrade bookkeeping via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51709

The TOTOLINK T6 wireless dual-band Mesh router (firmware version 4.1.5cu.748_B20211015 ) is vulnerable to an incorrect access control flaw in the setWiFiBasicCfg function. An unauthenticated attacker can exploit this by sending a crafted POST request to /cgi-bin/cstecgi.cgi to reconfigure the pri...

CVE-2026-51694

Incorrect access control in the setStaticDhcpRules function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to add or change static DHCP rules via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51669

The TOTOLINK T6 wireless dual-band Mesh router is vulnerable to an incorrect access control flaw in the getPairCfg function of version 4.1.5cu.748_B20211015 . An unauthenticated attacker can exploit this by sending a crafted POST request to /cgi-bin/cstecgi.cgi to obtain sensitive pairing and mes...

CVE-2026-51725

Incorrect access control in the NTPSyncWithHost function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to change the device clock via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51723

Incorrect access control in the UploadCustomModule function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to install a custom CGI module via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51725

The TOTOLINK T6 wireless dual-band Mesh router (version 4.1.5cu.748_B20211015 ) contains an incorrect access control vulnerability in the NTPSyncWithHost function. This flaw allows unauthenticated attackers to modify the device's clock settings by sending a crafted POST request to /cgi-bin/cstecg...

CVE-2026-51727

The TOTOLINK T6 wireless dual-band Mesh router (specifically version 4.1.5cu.748_B20211015 ) is susceptible to an incorrect access control vulnerability within the SystemSettings function. An unauthenticated attacker can exploit this flaw by sending a specially crafted POST request to the /cgi-bi...

CVE-2026-82555

A vulnerability has been found in TOTOLINK N600R 4.3.0cu.7866B20220506. This vulnerability affects the function loginAuth of the file /webcste/cgi-bin/cstecgi.cgi of the component Authentication Handler. Such manipulation leads to insufficiently random values. It is possible to launch the attack...

CVE-2026-82555

CVE-2026-82555 affects the TOTOLINK N600R router (firmware 4.3.0cu.7866_B20220506 ). The vulnerability resides in the loginAuth function of /web_cste/cgi-bin/cstecgi.cgi (Authentication Handler component) and is caused by insufficiently random values , leading to predictable authentication tokens...

EUVD-2026-68277

A vulnerability has been found in TOTOLINK N600R 4.3.0cu.7866B20220506. This vulnerability affects the function loginAuth of the file /webcste/cgi-bin/cstecgi.cgi of the component Authentication Handler. Such manipulation leads to insufficiently random values. It is possible to launch the attack...

CVE-2026-82555 TOTOLINK N600R Authentication cstecgi.cgi loginAuth random values

A vulnerability has been found in TOTOLINK N600R 4.3.0cu.7866B20220506. This vulnerability affects the function loginAuth of the file /webcste/cgi-bin/cstecgi.cgi of the component Authentication Handler. Such manipulation leads to insufficiently random values. It is possible to launch the attack...

CVE-2026-82539

A vulnerability was determined in TOTOLINK A720R 4.1.5cu.630B20250509. This impacts the function setMacFilterRules of the file cstecgi.cgi of the component MAC Filtering. Executing a manipulation of the argument desc can lead to memory corruption. The attack may be launched remotely. The exploit...

CVE-2026-82539

A memory corruption vulnerability in the setMacFilterRules function of cstecgi.cgi (MAC Filtering component) in TOTOLINK A720R firmware 4.1.5cu.630_B20250509 allows a remote, authenticated attacker to corrupt memory by manipulating the desc argument. CVSS 3.1 scores the issue 9.1 (Critical) with ...