LB-LINK Routers - Unauthenticated Command Injection

LB-LINK X-PRO 1.0.22-20231206 contains a hardcoded credentials vulnerability caused by manipulation of an unknown function in /etc/shadow, letting remote attackers use hardcoded credentials, exploit requires high complexity id: CVE-2026-19900 info: name: LB-LINK Routers - Unauthenticated Command...

EUVD-2026-77124

A Command Injection vulnerability exists in the bsSetLimitCliinfo function within the libshare.so library of the LB-LINK router AC1900AZ2 V1.0.2 via shell metacharacters, if the device is deployed in a scenario where an actor is able to make a "POST /goform/setLimitClientcfg" call but does not...

CVE-2026-35867

A Command Injection vulnerability exists in the bsSetLimitCliinfo function within the libshare.so library of the LB-LINK router AC1900AZ2 V1.0.2 via shell metacharacters, if the device is deployed in a scenario where an actor is able to make a "POST /goform/setLimitClientcfg" call but does not...

CVE-2026-35867

A command injection vulnerability in the bs_SetLimitCli_info function of the libshare.so library affects the LB-LINK router AC1900_AZ2 V1.0.2 . The flaw allows an attacker on the adjacent network to inject shell metacharacters via a POST /goform/set_LimitClient_cfg request, even without administr...

CVE-2026-35867

A Command Injection vulnerability exists in the bsSetLimitCliinfo function within the libshare.so library of the LB-LINK router AC1900AZ2 V1.0.2 via shell metacharacters, if the device is deployed in a scenario where an actor is able to make a "POST /goform/setLimitClientcfg" call but does not...

cve-2026-19900-PoC

CVE-2026-19900 LB-LINK X-PRO 認証バイパスおよび null ユーザーによる RCE CVE-2026-19900 ハードコード認証情報と null ユーザーによる認証バイパス RCE。 ヘッダーによるバイパス: Cookie:user=null 使用方法 ターゲットホストを指定してスクリプトをビルドおよび実行します: root@kitploit: go build cve-2026-19900-PoC.go ./cve-2026-19900-PoC -t http://target:8080/ -c "id" ビルドなしの場合 root@kitploit: g...

CVE-2026-35868

A Command Injection vulnerability exists in the bsSetLimitCliinfo function within the libshare.so library of LB-link Router AC2100AZ3 V1.0.4. This flaw occurs due to insufficient validation and sanitization of user-supplied input before it is passed to a system-level command execution context. An...

CVE-2026-35869

A Command Injection vulnerability exists in the bsSetLimitCliinfo function within the libshare.so library of LB-link Router AC450M V4.0.0. This flaw occurs due to insufficient validation and sanitization of user-supplied input before it is passed to a system-level command execution context. An...

CVE-2026-35868

A command injection vulnerability in the bs_SetLimitCli_info function of the libshare.so library affects the LB-link Router AC2100_AZ3 V1.0.4 . Insufficient validation and sanitization of user-supplied input before it reaches a system-level command execution context allows an unauthenticated, rem...

CVE-2026-35869

A Command Injection vulnerability in the bs_SetLimitCli_info function within the libshare.so library of LB-link Router AC450M V4.0.0 allows unauthenticated, network-based attackers to execute arbitrary operating system commands. The root cause is insufficient validation and sanitization of user-s...

CVE-2026-35869

A Command Injection vulnerability exists in the bsSetLimitCliinfo function within the libshare.so library of LB-link Router AC450M V4.0.0. This flaw occurs due to insufficient validation and sanitization of user-supplied input before it is passed to a system-level command execution context. An...

CVE-2026-35868

A Command Injection vulnerability exists in the bsSetLimitCliinfo function within the libshare.so library of LB-link Router AC2100AZ3 V1.0.4. This flaw occurs due to insufficient validation and sanitization of user-supplied input before it is passed to a system-level command execution context. An...

CVE-2026-19971

A flaw has been found in LB-Link WR1210M 1.0.3. This impacts the function main of the file /www/cgi-bin/backup.cgi of the component Backup Endpoint. This manipulation causes missing authentication. The attack is only possible within the local network. The vendor was contacted early about this...

CVE-2026-19971 LB-Link WR1210M Backup Endpoint backup.cgi main missing authentication

A flaw has been found in LB-Link WR1210M 1.0.3. This impacts the function main of the file /www/cgi-bin/backup.cgi of the component Backup Endpoint. This manipulation causes missing authentication. The attack is only possible within the local network. The vendor was contacted early about this...

EUVD-2026-60022

A flaw has been found in LB-Link WR1210M 1.0.3. This impacts the function main of the file /www/cgi-bin/backup.cgi of the component Backup Endpoint. This manipulation causes missing authentication. The attack is only possible within the local network. The vendor was contacted early about this...

CVE-2026-19971

CVE-2026-19971 affects LB-Link WR1210M firmware 1.0.3. The flaw resides in the Backup Endpoint component, specifically the /www/cgi-bin/backup.cgi main function, allowing missing authentication within the local network. In practical terms, an attacker on the same LAN could access or tamper with b...

CVE-2026-19971

A flaw has been found in LB-Link WR1210M 1.0.3. This impacts the function main of the file /www/cgi-bin/backup.cgi of the component Backup Endpoint. This manipulation causes missing authentication. The attack is only possible within the local network. The vendor was contacted early about this...

CVE-2026-19901

A security flaw has been discovered in LB-LINK X-PRO 1.0.22-20231206. This affects an unknown function of the file /etc/config/easycwmp. The manipulation results in hard-coded credentials. It is possible to launch the attack remotely. Attacks of this nature are highly complex. The exploitability ...

CVE-2026-19900

A vulnerability was identified in LB-LINK X-PRO 1.0.22-20231206. The impacted element is an unknown function of the file /etc/shadow. The manipulation leads to hard-coded credentials. It is possible to initiate the attack remotely. A high degree of complexity is needed for the attack. The...

EUVD-2026-59777

A security flaw has been discovered in LB-LINK X-PRO 1.0.22-20231206. This affects an unknown function of the file /etc/config/easycwmp. The manipulation results in hard-coded credentials. It is possible to launch the attack remotely. Attacks of this nature are highly complex. The exploitability ...