Dlink Dir-823X Firmware vulnerabilities

CVE-2026-2120 [HIGH] CWE-77 CVE-2026-2120: A vulnerability was identified in D-Link DIR-823X 250416. This affects an unknown function of the fi A vulnerability was identified in D-Link DIR-823X 250416. This affects an unknown function of the file /goform/set_server_settings of the component Configuration Parameter Handler. The manipulation of the argument terminal_addr/server_ip/server_port leads to os command injection. The attack may be initiated remotely. The exploit is publicly available and

CVE-2024-39962 [CRITICAL] CWE-94 CVE-2024-39962: D-Link DIR-823X AX3000 Dual-Band Gigabit Wireless Router v21_D240126 was discovered to contain a rem D-Link DIR-823X AX3000 Dual-Band Gigabit Wireless Router v21_D240126 was discovered to contain a remote code execution (RCE) vulnerability in the ntp_zone_val parameter at /goform/set_ntp. This vulnerability is exploited via a crafted HTTP request.

CVE-2026-2082 [HIGH] CWE-77 CVE-2026-2082: A vulnerability was identified in D-Link DIR-823X 250416. The impacted element is an unknown functio A vulnerability was identified in D-Link DIR-823X 250416. The impacted element is an unknown function of the file /goform/set_mac_clone. Such manipulation of the argument mac leads to os command injection. The attack may be performed from remote. The exploit is publicly available and might be used.

CVE-2026-2157 [HIGH] CWE-77 CVE-2026-2157: A security vulnerability has been detected in D-Link DIR-823X 250416. This affects the function sub_ A security vulnerability has been detected in D-Link DIR-823X 250416. This affects the function sub_4175CC of the file /goform/set_static_route_table. Such manipulation of the argument interface/destip/netmask/gateway/metric leads to os command injection. The attack may be performed from remote. The exploit has been disclosed publicly and may be used.

CVE-2026-2084 [HIGH] CWE-77 CVE-2026-2084: A weakness has been identified in D-Link DIR-823X 250416. This impacts an unknown function of the fi A weakness has been identified in D-Link DIR-823X 250416. This impacts an unknown function of the file /goform/set_language. Executing a manipulation of the argument langSelection can lead to os command injection. It is possible to launch the attack remotely. The exploit has been made available to the public and could be used for attacks.

CVE-2026-2175 [HIGH] CWE-77 CVE-2026-2175: A weakness has been identified in D-Link DIR-823X 250416. This vulnerability affects the function su A weakness has been identified in D-Link DIR-823X 250416. This vulnerability affects the function sub_420618 of the file /goform/set_upnp. This manipulation of the argument upnp_enable causes os command injection. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks.

CVE-2026-2143 [HIGH] CWE-77 CVE-2026-2143: A security vulnerability has been detected in D-Link DIR-823X 250416. This issue affects some unknow A security vulnerability has been detected in D-Link DIR-823X 250416. This issue affects some unknown processing of the file /goform/set_ddns of the component DDNS Service. The manipulation of the argument ddnsType/ddnsDomainName/ddnsUserName/ddnsPwd leads to os command injection. The attack is possible to be carried out remotely. The exploit has been di

CVE-2025-2717 [HIGH] CWE-77 CVE-2025-2717: A vulnerability, which was classified as critical, has been found in D-Link DIR-823X 240126/240802. A vulnerability, which was classified as critical, has been found in D-Link DIR-823X 240126/240802. This issue affects the function sub_41710C of the file /goform/diag_nslookup of the component HTTP POST Request Handler. The manipulation of the argument target_addr leads to os command injection. The attack may be initiated remotely. The exploit has been d

CVE-2025-29042 [CRITICAL] CWE-78 CVE-2025-29042: An issue in dlink DIR 832x 240802 allows a remote attacker to execute arbitrary code via the macaddr An issue in dlink DIR 832x 240802 allows a remote attacker to execute arbitrary code via the macaddr key value to the function 0x42232c

CVE-2025-29043 [CRITICAL] CWE-78 CVE-2025-29043: An issue in dlink DIR 832x 240802 allows a remote attacker to execute arbitrary code via the functio An issue in dlink DIR 832x 240802 allows a remote attacker to execute arbitrary code via the function 0x417234

CVE-2025-29041 [CRITICAL] CWE-78 CVE-2025-29041: An issue in dlink DIR 823x 240802 allows a remote attacker to execute arbitrary code via the target_ An issue in dlink DIR 823x 240802 allows a remote attacker to execute arbitrary code via the target_addr key value and the function 0x41710c

CVE-2025-29040 [CRITICAL] CWE-78 CVE-2025-29040: An issue in dlink DIR 823x 240802 allows a remote attacker to execute arbitrary code via the target_ An issue in dlink DIR 823x 240802 allows a remote attacker to execute arbitrary code via the target_addr key value and the function 0x41737c

CVE-2026-2061 [HIGH] CWE-77 CVE-2026-2061: A vulnerability was determined in D-Link DIR-823X 250416. Affected by this issue is the function sub A vulnerability was determined in D-Link DIR-823X 250416. Affected by this issue is the function sub_424D20 of the file /goform/set_ipv6. Executing a manipulation can lead to os command injection. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized.

CVE-2025-55848 [HIGH] CWE-77 CVE-2025-55848: An issue was discovered in DIR-823 firmware 20250416. There is an RCE vulnerability in the set_cassw An issue was discovered in DIR-823 firmware 20250416. There is an RCE vulnerability in the set_cassword settings interface, as the http_casswd parameter is not filtered by '&'to allow injection of reverse connection commands.

CVE-2025-1103 [MEDIUM] CWE-404 CVE-2025-1103: A vulnerability, which was classified as problematic, was found in D-Link DIR-823X 240126/240802. Th A vulnerability, which was classified as problematic, was found in D-Link DIR-823X 240126/240802. This affects the function set_wifi_blacklists of the file /goform/set_wifi_blacklists of the component HTTP POST Request Handler. The manipulation of the argument macList leads to null pointer dereference. It is possible to initiate the attack remotely. T

CVE-2025-0492 [HIGH] CWE-404 CVE-2025-0492: A vulnerability has been found in D-Link DIR-823X 240126/240802 and classified as critical. Affected A vulnerability has been found in D-Link DIR-823X 240126/240802 and classified as critical. Affected by this vulnerability is the function FUN_00412244. The manipulation leads to null pointer dereference. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

CVE-2025-29039 [HIGH] CWE-94 CVE-2025-29039: An issue in dlink DIR 832x 240802 allows a remote attacker to execute arbitrary code via the functio An issue in dlink DIR 832x 240802 allows a remote attacker to execute arbitrary code via the function 0x41dda8

CVE-2026-1685 [MEDIUM] CWE-307 CVE-2026-1685: A vulnerability was identified in D-Link DIR-823X 250416. This vulnerability affects the function su A vulnerability was identified in D-Link DIR-823X 250416. This vulnerability affects the function sub_40AC74 of the component Login. Such manipulation leads to improper restriction of excessive authentication attempts. The attack may be performed from remote. This attack is characterized by high complexity. It is stated that the exploitability is diff