EFM vulnerabilities

CVE-2026-90847 Critical · 9.1 CWE-77 Sep 14, 2026

EFM ipTIME C200E System Setup iux_set.cgi os command injection

A vulnerability was determined in EFM ipTIME C200E 1.094. The impacted element is an unknown function of the file iux_set.cgi of the component System Setup. This manipulation causes os command injection. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized.

CVE-2026-78168 Critical · 9.8 CWE-287 Aug 23, 2026

EFM ipTIME T24000M Session Validation httpcon_check_session_url improper authentication

A security vulnerability has been detected in EFM ipTIME T24000M up to 14.20.0. This affects the function httpcon_check_session_url of the component Session Validation Handler. Such manipulation leads to improper authentication. The attack can be executed remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVE-2026-78167 Critical · 10.0 CWE-287 Aug 23, 2026

EFM ipTIME T16000M Session Validation httpcon_check_session_url improper authentication

A weakness has been identified in EFM ipTIME T16000M 14.20.2. The impacted element is the function httpcon_check_session_url of the component Session Validation Handler. This manipulation causes improper authentication. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

CVE-2026-19977 Critical · 10.0 CWE-287 Aug 17, 2026

EFM ipTIME A3004T Session Validation httpcon_check_session_url improper authentication

A vulnerability was detected in EFM ipTIME A3004T 14.19.0. The affected element is the function httpcon_check_session_url of the component Session Validation. Performing a manipulation results in improper authentication. Remote exploitation of the attack is possible. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVE-2026-19379 High · 7.3 CWE-77 Aug 9, 2026

EFM ipTIME AX8004M CGI Endpoint d.cgi popen os command injection

A vulnerability was determined in EFM ipTIME AX8004M 15.09.0. Impacted is the function popen of the file /cgi/d.cgi of the component CGI Endpoint. This manipulation of the argument fname causes os command injection. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

CVE-2026-8234 High · 8.8 CWE-119 May 10, 2026

EFM ipTIME A8004T WifiBasicSet formWifiBasicSet stack-based overflow

A security vulnerability has been detected in EFM ipTIME A8004T 14.18.2. This vulnerability affects the function formWifiBasicSet of the file /goform/WifiBasicSet. The manipulation of the argument security_5g leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVE-2026-7834 Critical · 9.8 CWE-119 May 5, 2026

EFM ipTIME NAS1dual Stack-Based Buffer Overflow in misc_main.cgi (CVE-2026-7834)

A security vulnerability has been detected in EFM ipTIME NAS1dual 1.5.24. This issue affects the function get_csrf_whites of the file /cgi/advanced/misc_main.cgi. Such manipulation leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVE-2026-7833 High · 7.2 CWE-74 May 5, 2026

EFM ipTIME C200 ApplyRestore Endpoint iux_set.cgi sub_408F90 command injection

A weakness has been identified in EFM ipTIME C200 up to 1.092. This vulnerability affects the function sub_408F90 of the file /cgi/iux_set.cgi of the component ApplyRestore Endpoint. This manipulation of the argument RestoreFile causes command injection. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

CVE-2026-2550 Critical · 9.8 CWE-284 Feb 16, 2026

EFM iptime A6004MX timepro.cgi commit_vpncli_file_upload unrestricted upload

A vulnerability was found in EFM iptime A6004MX 14.18.2. Affected is the function commit_vpncli_file_upload of the file /cgi/timepro.cgi. The manipulation results in unrestricted upload. The attack may be performed from remote. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVE-2026-1742 High · 7.2 CWE-434 Feb 2, 2026

EFM ipTIME A8004T VPN Service timepro.cgi commit_vpncli_file_upload unrestricted upload

A vulnerability was identified in EFM ipTIME A8004T 14.18.2. Affected by this vulnerability is the function commit_vpncli_file_upload of the file /cgi/timepro.cgi of the component VPN Service. Such manipulation leads to unrestricted upload. It is possible to launch the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVE-2026-1741 Medium · 6.6 CWE-912 Feb 2, 2026

EFM ipTIME A8004T Debug d.cgi httpcon_check_session_url backdoor

A vulnerability was determined in EFM ipTIME A8004T 14.18.2. Affected is the function httpcon_check_session_url of the file /sess-bin/d.cgi of the component Debug Interface. This manipulation of the argument cmd causes backdoor. It is possible to initiate the attack remotely. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

CVE-2026-1740 Critical · 9.8 CWE-287 Feb 2, 2026

EFM ipTIME A8004T Firmware Improper Authentication in Session Check (CVE-2026-1740)

A vulnerability was found in EFM ipTIME A8004T 14.18.2. This impacts the function httpcon_check_session_url of the file /cgi/timepro.cgi of the component Hidden Hiddenloginsetup Interface. The manipulation results in improper authentication. The attack may be performed from remote. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVE-2025-14485 Medium · 5.0 CWE-74 Dec 11, 2025

EFM ipTIME A3004T Administrator Password timepro.cgi show_debug_screen command injection

A weakness has been identified in EFM ipTIME A3004T 14.19.0. This vulnerability affects the function show_debug_screen of the file /sess-bin/timepro.cgi of the component Administrator Password Handler. This manipulation of the argument aaksjdkfj with the input !@dnjsrureljrm*& causes command injection. The attack is possible to be carried out remotely. The complexity of an attack is rather high. It is stated that the exploitability is difficult. The exploit has been made available to the public and could be exploited. The vendor was contacted early about this disclosure but did not respond in any way.