D-Link vulnerabilities
We track 922 vulnerabilities in D-Link products across 60+ products. 920 are rated high or critical, and 28 have been exploited in real attacks. The most recent was published on November 10, 2026.
Latest D-Link vulnerabilities
- 9.8 Critical severity
DIR-860LB1: Improper Neutralization of Special Elements used in a Command
A vulnerability was detected in D-Link DIR-860LB1 and DIR-868LB1 203b01/203b03. Affected is an unknown function of the component DHCP Daemon. The manipulation of the argument Hostname results in command injection. It is possible to launch the attack remotely.
- 7.5 High severity
DIR-803: Exposure of Sensitive Information to an Unauthorized Actor
A vulnerability was detected in D-Link DIR-803 up to 1.04. Impacted is an unknown function of the file /getcfg.php of the component Configuration Handler. The manipulation of the argument AUTHORIZED_GROUP results in information disclosure. The attack may be pe
- 8.8 High severity
DCS-930L: Improper Neutralization of Special Elements used in a Command
A vulnerability was determined in D-Link DCS-930L 1.15.04. This affects an unknown part of the file /setSystemAdmin of the component alphapd. Executing manipulation of the argument AdminID can lead to command injection. The attack can be executed remotely. The
- 9.8 Critical severity
R15 Firmware: Improper Neutralization of Special Elements used in a Command
A vulnerability has been found in D-Link R15 (AX1500) 1.20.01 and below. By manipulating the model name parameter during a password change request in the web administrator page, it is possible to trigger a command injection in httpd.
- 9.8 Critical severity
DIR-852: Improper Neutralization of Special Elements used in a Command
A vulnerability was identified in D-Link DIR-852 1.00. This issue affects some unknown processing of the file /gena.cgi. Such manipulation of the argument service leads to command injection. The attack can be executed remotely. The exploit is publicly availabl
- 8.8 High severity
DWR-M920: Buffer Copy without Checking Size of Input
A weakness has been identified in D-Link DWR-M920 1.1.50. This affects the function sub_41C7FC of the file /boafrm/formPinManageSetup. This manipulation of the argument submit-url causes buffer overflow. It is possible to initiate the attack remotely. The expl
- 8.8 High severity
DIR-822K: Improper Restriction of Operations within the Bounds of a Memory Buffer
A security flaw has been discovered in D-Link DIR-822K and DWR-M920 1.00_20250513164613/1.1.50. The impacted element is an unknown function of the file /boafrm/formWlEncrypt. The manipulation of the argument submit-url results in buffer overflow. The attack ma
- 8.8 High severity
DIR-822K: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was identified in D-Link DIR-822K and DWR-M920 1.00_20250513164613/1.1.50. The affected element is an unknown function of the file /boafrm/formWanConfigSetup. The manipulation of the argument submit-url leads to buffer overflow. The attack is p
- 8.8 High severity
DIR-822K: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was determined in D-Link DIR-822K and DWR-M920 1.00_20250513164613/1.1.50. Impacted is an unknown function of the file /boafrm/formVpnConfigSetup. Executing manipulation of the argument submit-url can lead to buffer overflow. The attack can be
- 8.8 High severity
DIR-822K: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was found in D-Link DIR-822K 1.00. This issue affects the function sub_455524 of the file /boafrm/formNtp. Performing manipulation of the argument submit-url results in buffer overflow. Remote exploitation of the attack is possible. The exploit
- 8.8 High severity
DIR-822K: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability has been found in D-Link DIR-822K and DWR-M920 1.00_20250513164613/1.1.50. This vulnerability affects unknown code of the file /boafrm/formFirewallAdv. Such manipulation of the argument submit-url leads to buffer overflow. The attack may be lau
- 8.8 High severity
DIR-822K: Improper Restriction of Operations within the Bounds of a Memory Buffer
A flaw has been found in D-Link DIR-822K and DWR-M920 1.00_20250513164613/1.1.50. This affects an unknown part of the file /boafrm/formDdns. This manipulation of the argument submit-url causes memory corruption. The attack may be initiated remotely. The exploi
- 7.3 High severity
Dir-868l Firmware: Improper Neutralization of Special Elements used in an OS Command
D-Link Router DIR-868L A1 FW106KRb01.bin has an unauthenticated remote code execution vulnerability in the cgibin binary. The HNAP service provided by cgibin does not filter the HTTP SOAPAction header field. The unauthenticated remote attacker can execute the
- 8.8 High severity
DWR-M920: Improper Neutralization of Special Elements used in an OS Command
A security vulnerability has been detected in D-Link DWR-M920, DWR-M921, DIR-822K and DIR-825M 1.1.5. Impacted is the function system of the file /boafrm/formDebugDiagnosticRun. The manipulation of the argument host leads to command injection. Remote exploitat
- 9.8 Critical severity
DWR-M920: Buffer Copy without Checking Size of Input
A weakness has been identified in D-Link DWR-M920, DWR-M921, DWR-M960, DIR-822K and DIR-825M 1.01.07. This issue affects some unknown processing of the file /boafrm/formTracerouteDiagnosticRun. Executing manipulation of the argument host can lead to buffer ove
- 8.8 High severity
DWR-M920: Improper Restriction of Operations within the Bounds of a Memory Buffer
A security flaw has been discovered in D-Link DWR-M920, DWR-M921, DWR-M960, DWR-M961 and DIR-825M 1.01.07/1.1.47. This vulnerability affects unknown code of the file /boafrm/formPingDiagnosticRun. Performing manipulation of the argument host results in buffer
- 9.8 Critical severity
DIR-816L: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was determined in D-Link DIR-816L 2_06_b09_beta. This issue affects the function soapcgi_main of the file /soap.cgi. This manipulation causes stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been publ
- 8.8 High severity
DIR-816L: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was found in D-Link DIR-816L 2_06_b09_beta. This vulnerability affects the function scandir_main of the file /portal/__ajax_exporer.sgi. The manipulation of the argument en results in stack-based buffer overflow. The attack may be performed fro
- 9.8 Critical severity
DIR-816L: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability has been found in D-Link DIR-816L 2_06_b09_beta. This affects the function genacgi_main of the file gena.cgi. The manipulation of the argument SERVER_ID/HTTP_SID leads to stack-based buffer overflow. The attack is possible to be carried out rem
- 9.8 Critical severity
DIR-816L: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability was detected in D-Link DIR-816L 2_06_b09_beta. Affected by this vulnerability is the function authenticationcgi_main of the file /authentication.cgi. Performing manipulation of the argument Password results in stack-based buffer overflow. Remot
- 8.8 High severity
Dir-816 Firmware: Stack-based Buffer Overflow
A stack buffer overflow vulnerability exists in the D-Link DIR-816A2 router firmware DIR-816A2_FWv1.10CNB05_R1B011D88210.img in the upload.cgi module, which handles firmware version information. The vulnerability occurs because /proc/version is read into a 512
- 7.3 High severity
Dir-882 Firmware: Improper Neutralization of Special Elements used in a Command
A command injection vulnerability exists in the D-Link DIR-882 Router firmware DIR882A1_FW102B02 within the `prog.cgi` and `rc` binaries. The `sub_432F60` function in `prog.cgi` stores user-supplied `SetSysLogSettings/IPAddress` values in NVRAM via `nvram_safe
- 7.3 High severity
Dir-882 Firmware: Improper Neutralization of Special Elements used in a Command
A command injection vulnerability exists in the D-Link DIR-882 Router firmware DIR882A1_FW102B02 within the `prog.cgi` and `rc` binaries. The `sub_4438A4` function in `prog.cgi` stores user-supplied DDNS parameters (`ServerAddress` and `Hostname`) in NVRAM via
- 9.8 Critical severity
DIR-1260: Improper Neutralization of Special Elements used in an OS Command
D-Link DIR-1260 Wi-Fi router firmware versions up to and including v1.20B05 contain a command injection vulnerability within the web management interface that allows for unauthenticated attackers to execute arbitrary commands on the device with root privileges
- 9.8 Critical severity
DI-7001 MINI: Improper Neutralization of Special Elements used in a Command
A vulnerability has been found in D-Link DI-7001 MINI 19.09.19A1/24.04.18B1. The affected element is an unknown function of the file /msp_info.htm. Such manipulation of the argument cmd leads to command injection. The attack may be launched remotely. The explo
- 9.8 Critical severity
DAP-2695: Improper Neutralization of Special Elements used in an OS Command
A security vulnerability has been detected in D-Link DAP-2695 2.00RC13. The impacted element is the function sub_4174B0 of the component Firmware Update Handler. The manipulation leads to os command injection. The attack may be initiated remotely. The exploit
- 8.1 High severity
DAP-2695: Improper Verification of Cryptographic Signature
A weakness has been identified in D-Link DAP-2695 2.00RC13. The affected element is the function sub_40C6B8 of the component Firmware Update Handler. Executing manipulation can lead to improper verification of cryptographic signature. The attack can be launche
- 7.5 High severity
Dir-823g Firmware: NULL Pointer Dereference
A NULL pointer dereference in the SetWLanRadioSettings function of D-Link DIR-823G A1 v1.0.2B05 allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request.
- 7.5 High severity
Dir-823g Firmware: Stack-based Buffer Overflow
D-Link DIR-823G A1 v1.0.2B05 was discovered to contain a buffer overflow in the FillMacCloneMac parameter in the /EXCU_SHELL endpoint. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.
- 8.8 High severity
Dir-820l Firmware: Improper Access Control
The administrator password setting of the D-Link DIR-820L 1.06B02 is has Improper Access Control and is vulnerable to Unverified Password Change via crafted POST request to /get_set.ccp.
- 8.6 High severity
DSR-150: Path Traversal: '../filedir'
A path traversal (directory traversal) vulnerability in D-Link DSR series routers allows unauthenticated remote attackers to manipulate input parameters used for file or directory path resolution (e.g., via sequences such as “../”). Successful exploitation may
- 9.8 Critical severity
DAP-2695: Improper Neutralization of Special Elements used in an OS Command
A vulnerability was detected in D-Link DAP-2695 2.00RC131. This affects the function fwupdater_main of the file rgbin of the component Firmware Update Handler. Performing manipulation results in os command injection. The attack may be initiated remotely. This
- 7.2 High severity
Nuclias Connect: Improper Limitation of a Pathname to a Restricted Directory
D-Link Nuclias Connect firmware versions < 1.3.1.4 contain a directory traversal vulnerability within /api/web/dnc/global/database/deleteBackup due to improper sanitization of the deleteBackupList parameter. This can allow an authenticated attacker to delete a
- 7.5 High severity
Dir-816 Firmware: Stack-based Buffer Overflow
D-Link DIR-816A2_FWv1.10CNB05 was discovered to contain a stack overflow via the statuscheckpppoeuser parameter in the dir_setWanWifi function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.
- 7.3 High severity
DIR-852: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A weakness has been identified in D-Link DIR-852 up to 20251002. This affects an unknown part of the file /HNAP1/. Executing manipulation can lead to command injection. The attack may be launched remotely. The exploit has been made available to the public and
- 9.8 Critical severity
DI-7001 MINI: Improper Restriction of Operations within the Bounds of a Memory Buffer
A security vulnerability has been detected in D-Link DI-7001 MINI 24.04.18B1. The affected element is an unknown function of the file /dbsrv.asp. Such manipulation of the argument str leads to buffer overflow. The attack may be launched remotely. The exploit h
- 9.8 Critical severity
DI-7001 MINI: Improper Neutralization of Special Elements used in an OS Command
A weakness has been identified in D-Link DI-7001 MINI 24.04.18B1. Impacted is an unknown function of the file /upgrade_filter.asp. This manipulation of the argument path causes os command injection. The attack may be initiated remotely. The exploit has been ma
- 8.8 High severity
DI-7100G C1: Improper Restriction of Operations within the Bounds of a Memory Buffer
A vulnerability has been found in D-Link DI-7100G C1 up to 20250928. This issue affects the function sub_4BD4F8 of the file /webchat/hi_block.asp of the component jhttpd. The manipulation of the argument popupId leads to buffer overflow. The attack can be init
- 9.8 Critical severity
DI-7100G C1: Improper Restriction of Operations within the Bounds of a Memory Buffer
A flaw has been found in D-Link DI-7100G C1 up to 20250928. This vulnerability affects the function sub_4C0990 of the file /webchat/login.cgi of the component jhttpd. Executing manipulation of the argument openid can lead to buffer overflow. It is possible to
- 7.2 High severity
DI-7100G C1: Improper Neutralization of Special Elements in Output Used by a Downstream Component
A weakness has been identified in D-Link DI-7100G C1 up to 20250928. Affected by this vulnerability is the function sub_46409C of the file /msp_info.htm?flag=qos of the component jhttpd. This manipulation of the argument iface causes command injection. The att