CVE-2026-51676: Improper Access Control

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

CVE-2026-51675: Improper Access Control

Incorrect access control in the setWanIeCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to reconfigure uplink settings via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51674: Improper Access Control

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-2026-51672: Improper Access Control

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

CVE-2026-51670: Improper Access Control

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-2026-51669: Improper Access Control

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

CVE-2026-51668: Improper Access Control

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

CVE-2026-51667: Improper Access Control

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-2026-51666: Improper Access Control

Incorrect access control in the setWizardCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to reconfigure WAN, Wi-Fi, and device initialization state via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-82691: Improper Neutralization of Special Elements used in an OS Command

A vulnerability has been found in D-Link DNS-320L, DNS-327L, DNS-340L and DNS-345 up to 20260717. Affected by this issue is some unknown functionality of the file /cgi-bin/usbdevice.cgi of the component CGI Handler. Such manipulation of the argument fupsip leads to os command injection. The attac...

CVE-2026-82597: Improper Neutralization of Special Elements used in a Command

A vulnerability was identified in TOTOLINK NR1800X 9.1.0u.6681B20230703. This affects the function setUssd of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument ussd leads to command injection. The attack can be initiated remotely. The exploit is publicly available and might be used...

CVE-2026-51673: Improper Access Control

Incorrect access control in the setNtpCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to alter time synchronization settings via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51680: Improper Access Control

Incorrect access control in the setLedCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to modify LED behavior via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51715: Improper Access Control

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

CVE-2026-51633

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...

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...

PT-2026-83338

Name of the Vulnerable Software and Affected Versions TOTOLINK T6 version 4.1.5cu.748 B20211015 Description Incorrect access control in the getPortForwardRules function allows unauthenticated attackers to obtain port-forwarding rules. This is achieved by sending a crafted POST request to the...

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-2026-75126: 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-2026-75123: 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...