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CVE-2026-9387

Totolink A8000RU Web Management cstecgi.cgi setUpgradeFW os command injection

A security flaw has been discovered in Totolink A8000RU 7.1cu.643_b20200521. The affected element is the function setUpgradeFW of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. Performing a manipulation of the argument resetFlags results in os command injection. It is possible to initiate the attack remotely. The exploit has been released to the public and may be used for attacks.

CVSS 4.0 · 9.3 Critical EPSS 1.7% KEV · Not listed
Vendors
Totolink
Products
A8000ru A8000ru Firmware
CVE-2026-9408

Totolink A8000RU Web Management cstecgi.cgi setStaticDhcpRules os command injection

A vulnerability was detected in Totolink A8000RU 7.1cu.643_b20200521. Affected by this issue is the function setStaticDhcpRules of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. The manipulation of the argument enable results in os command injection. The attack may be performed from remote. The exploit is now public and may be used.

CVSS 4.0 · 9.3 Critical EPSS 1.7% KEV · Not listed
Vendors
Totolink
Products
A8000ru A8000ru Firmware
CVE-2026-9457

Totolink A8000RU Web Management cstecgi.cgi UploadFirmwareFile os command injection

A vulnerability was determined in Totolink A8000RU 7.1cu.643_b20200521. The affected element is the function UploadFirmwareFile of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. This manipulation of the argument FileName causes os command injection. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized.

CVSS 4.0 · 9.3 Critical EPSS 2.1% KEV · Not listed
Vendors
Totolink
Products
A8000ru A8000ru Firmware
CVE-2026-9433

Totolink A8000RU Web Management cstecgi.cgi setMacFilterRules os command injection

A weakness has been identified in Totolink A8000RU 7.1cu.643_b20200521. This issue affects the function setMacFilterRules of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. This manipulation of the argument enable causes os command injection. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks.

CVSS 4.0 · 9.3 Critical EPSS 1.7% KEV · Not listed
Vendors
Totolink
Products
A8000ru A8000ru Firmware
CVE-2026-9432

Totolink A8000RU Web Management cstecgi.cgi setWiFiAdvancedCfg os command injection

A security flaw has been discovered in Totolink A8000RU 7.1cu.643_b20200521. This vulnerability affects the function setWiFiAdvancedCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. The manipulation of the argument bgProtection results in os command injection. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.

CVSS 4.0 · 9.3 Critical EPSS 1.7% KEV · Not listed
Vendors
Totolink
Products
A8000ru A8000ru Firmware
CVE-2026-9456

Totolink A8000RU Web Management cstecgi.cgi setOpenVpnCfg os command injection

A vulnerability was found in Totolink A8000RU 7.1cu.643_b20200521. Impacted is the function setOpenVpnCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. The manipulation of the argument enabled results in os command injection. The attack can be executed remotely. The exploit has been made public and could be used.

CVSS 4.0 · 9.3 Critical EPSS 1.9% KEV · Not listed
Vendors
Totolink
Products
A8000ru A8000ru Firmware
CVE-2026-9386

Totolink A8000RU Web Management cstecgi.cgi setLanguageCfg os command injection

A vulnerability was identified in Totolink A8000RU 7.1cu.643_b20200521. Impacted is the function setLanguageCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. Such manipulation of the argument lang leads to os command injection. The attack may be performed from remote. The exploit is publicly available and might be used.

CVSS 4.0 · 9.3 Critical EPSS 1.7% KEV · Not listed
Vendors
Totolink
Products
A8000ru A8000ru Firmware
CVE-2026-9407

Totolink A8000RU Web Management cstecgi.cgi setFirewallType os command injection

A security vulnerability has been detected in Totolink A8000RU 7.1cu.643_b20200521. Affected by this vulnerability is the function setFirewallType of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. The manipulation of the argument firewallType leads to os command injection. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used.

CVSS 4.0 · 9.3 Critical EPSS 1.7% KEV · Not listed
Vendors
Totolink
Products
A8000ru A8000ru Firmware
CVE-2026-9455

Totolink A8000RU Web Management cstecgi.cgi UploadOpenVpnCert os command injection

A vulnerability has been found in Totolink A8000RU 7.1cu.643_b20200521. This issue affects the function UploadOpenVpnCert of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. The manipulation of the argument FileName leads to os command injection. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used.

CVSS 4.0 · 9.3 Critical EPSS 1.9% KEV · Not listed
Vendors
Totolink
Products
A8000ru A8000ru Firmware
CVE-2026-9477

Totolink A8000RU Web Management cstecgi.cgi setAccessDeviceCfg os command injection

A security flaw has been discovered in Totolink A8000RU 7.1cu.643_b20200521. This issue affects the function setAccessDeviceCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. Performing a manipulation of the argument mac results in os command injection. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks.

CVSS 4.0 · 9.3 Critical EPSS 1.9% KEV · Not listed
Vendors
Totolink
Products
A8000ru A8000ru Firmware
CVE-2026-9515

Totolink CA750-PoE Setting cstecgi.cgi setUnloadUserData os command injection

A vulnerability was detected in Totolink CA750-PoE 6.2c.510. The affected element is the function setUnloadUserData of the file /cgi-bin/cstecgi.cgi of the component Setting Handler. The manipulation of the argument plugin_version results in os command injection. The attack may be launched remotely. The exploit is now public and may be used.

CVSS 4.0 · 5.3 Medium EPSS 10.4% KEV · Not listed
Vendors
Totolink
Products
Ca750-poe
CVE-2026-9512

Totolink CA750-PoE Setting cstecgi.cgi setPasswordCfg os command injection

A security flaw has been discovered in Totolink CA750-PoE 6.2c.510. This vulnerability affects the function setPasswordCfg of the file /cgi-bin/cstecgi.cgi of the component Setting Handler. Performing a manipulation of the argument admuser/admpass results in os command injection. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks.

CVSS 4.0 · 5.3 Medium EPSS 1.2% KEV · Not listed
Vendors
Totolink
Products
Ca750-poe
CVE-2026-9532

Totolink CA750-PoE Setting cstecgi.cgi setUploadUserData os command injection

A security vulnerability has been detected in Totolink CA750-PoE 6.2c.510. The affected element is the function setUploadUserData of the file /cgi-bin/cstecgi.cgi of the component Setting Handler. Such manipulation of the argument FileName leads to os command injection. The attack may be performed from remote. The exploit has been disclosed publicly and may be used.

CVSS 4.0 · 5.3 Medium EPSS 10.4% KEV · Not listed
Vendors
Totolink
Products
Ca750-poe
CVE-2026-9514

Totolink CA750-PoE Setting cstecgi.cgi setNetworkDiag os command injection

A security vulnerability has been detected in Totolink CA750-PoE 6.2c.510. Impacted is the function setNetworkDiag of the file /cgi-bin/cstecgi.cgi of the component Setting Handler. The manipulation of the argument NetDiagHost/NetDiagPingNum/NetDiagPingSize/NetDiagPingTimeOut/NetDiagTracertHop is directly passed by the attacker/so we can control the NetDiagHost/NetDiagPingNum/NetDiagPingSize/NetDiagPingTimeOut/NetDiagTracertHop leads to os command injection. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used.

CVSS 4.0 · 5.3 Medium EPSS 10.4% KEV · Not listed
Vendors
Totolink
Products
Ca750-poe
CVE-2026-9534

Totolink CA750-PoE Setting cstecgi.cgi setWiFiWpsConfig os command injection

A flaw has been found in Totolink CA750-PoE 6.2c.510. This affects the function setWiFiWpsConfig of the file /cgi-bin/cstecgi.cgi of the component Setting Handler. Executing a manipulation of the argument PIN can lead to os command injection. It is possible to launch the attack remotely. The exploit has been published and may be used.

CVSS 4.0 · 5.3 Medium EPSS 10.4% KEV · Not listed
Vendors
Totolink
Products
Ca750-poe
CVE-2026-8137

Totolink X5000R formDdns sub_458E40 buffer overflow

A vulnerability has been found in Totolink X5000R 9.1.0u.6369_B20230113. This vulnerability affects the function sub_458E40 of the file /boafrm/formDdns. The manipulation of the argument submit-url leads to buffer overflow. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used.

CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
Vendors
Totolink
Products
X5000r X5000r Firmware
CVE-2026-7719

Totolink WA300 POST Request cstecgi.cgi loginauth buffer overflow

A security flaw has been discovered in Totolink WA300 5.2cu.7112_B20190227. The affected element is the function loginauth of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. The manipulation of the argument http_host results in buffer overflow. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks.

CVSS 4.0 · 9.3 Critical EPSS < 1% KEV · Not listed
Vendors
Totolink
Products
Wa300 Wa300 Firmware
CVE-2026-7750

Totolink N300RH POST Request cstecgi.cgi setMacFilterRules buffer overflow

A vulnerability was detected in Totolink N300RH 3.2.4-B20220812. This vulnerability affects the function setMacFilterRules of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. The manipulation of the argument mac_address results in buffer overflow. The attack may be launched remotely. The exploit is now public and may be used.

CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
Vendors
Totolink
Products
N300rh N300rh Firmware
CVE-2026-7823

Totolink A8000RU cstecgi.cgi setAppFilterCfg os command injection

A security flaw has been discovered in Totolink A8000RU 7.1cu.643_b20200521. Affected is the function setAppFilterCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument enable results in os command injection. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks.

CVSS 4.0 · 9.3 Critical EPSS 1.8% KEV · Not listed
Vendors
Totolink
Products
A8000ru A8000ru Firmware
CVE-2026-7749

Totolink N300RH POST Request cstecgi.cgi setWanConfig buffer overflow

A security vulnerability has been detected in Totolink N300RH 3.2.4-B20220812. This affects the function setWanConfig of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. The manipulation of the argument priDns leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used.

CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
Vendors
Totolink
Products
N300rh N300rh Firmware