Dlink Di-8100 Firmware vulnerabilities

CVE-2026-7857 High · 7.2 CWE-119 May 5, 2026

D-Link DI-8100 CGI user_group.asp sprintf buffer overflow

A vulnerability has been found in D-Link DI-8100 16.07.26A1. This vulnerability affects the function sprintf of the file /user_group.asp of the component CGI Handler. The manipulation leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

CVE-2026-7856 High · 7.2 CWE-119 May 5, 2026

D-Link DI-8100 Web Management url_member.asp buffer overflow

A flaw has been found in D-Link DI-8100 16.07.26A1. This affects an unknown part of the file /url_member.asp of the component Web Management Interface. Executing a manipulation of the argument Name can lead to buffer overflow. The attack can be launched remotely. The exploit has been published and may be used.

CVE-2026-7855 High · 7.2 CWE-119 May 5, 2026

D-Link DI-8100 HTTP Request tggl.asp tggl_asp buffer overflow

A vulnerability was detected in D-Link DI-8100 16.07.26A1. Affected by this issue is the function tggl_asp of the file /tggl.asp of the component HTTP Request Handler. Performing a manipulation of the argument Name results in buffer overflow. The attack can be initiated remotely. The exploit is now public and may be used.

CVE-2026-7854 Critical · 9.8 CWE-119 May 5, 2026

D-Link DI-8100 POST Parameter url_rule.asp url_rule_asp buffer overflow

A security vulnerability has been detected in D-Link DI-8100 16.07.26A1. Affected by this vulnerability is the function url_rule_asp of the file /url_rule.asp of the component POST Parameter Handler. Such manipulation leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used.

CVE-2026-7853 Critical · 9.8 CWE-119 May 5, 2026

D-Link DI-8100 HTTP auto_reboot.asp sprintf buffer overflow

A weakness has been identified in D-Link DI-8100 16.07.26A1. Affected is the function sprintf of the file /auto_reboot.asp of the component HTTP Handler. This manipulation of the argument enable/time causes buffer overflow. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks.

CVE-2026-7851 High · 7.2 CWE-119 May 5, 2026

D-Link DI-8100 yyxz.asp sprintf stack-based overflow

A vulnerability was identified in D-Link DI-8100 16.07.26A1. This affects the function sprintf of the file yyxz.asp. The manipulation of the argument ID leads to stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit is publicly available and might be used.

CVE-2026-7248 Critical · 9.4 CWE-119 Apr 28, 2026

D-Link DI-8100 CGI Endpoint tgfile.htm tgfile_htm buffer overflow

A vulnerability was found in D-Link DI-8100 16.07.26A1. This affects the function tgfile_htm of the file tgfile.htm of the component CGI Endpoint. The manipulation of the argument fn results in buffer overflow. The attack can be executed remotely. The exploit has been made public and could be used.

CVE-2026-7247 High · 7.2 CWE-119 Apr 28, 2026

D-Link DI-8100 File Extension file_exten.asp file_exten_asp buffer overflow

A vulnerability has been found in D-Link DI-8100 16.07.26A1. Affected by this issue is the function file_exten_asp of the file file_exten.asp of the component File Extension Handler. The manipulation of the argument Name leads to buffer overflow. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used.

CVE-2025-52222 High · 7.5 CWE-120 Apr 8, 2026

Classic Buffer Overflow in Dlink Di-8100 Firmware

D-Link DI-8003 v16.07.26A1, DI-8500 v16.07.26A1; DI-8003G v17.12.21A1, DI-8200G v17.12.20A1, DI-8200 v16.07.26A1, DI-8400 v16.07.26A1, DI-8004w v16.07.26A1, DI-8100 v16.07.26A1, and DI-8100G v17.12.20A1 were discovered to contain a buffer overflow via the rd_en, rd_auth, rd_acct, http_hadmin, http_hadminpwd, rd_key, and rd_ip parameters in the radius_asp function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.