CVE-2026-1741 HIGH

CVE-2026-1741: EFM ipTIME A8004T Debug d.cgi httpcon_check_session_url backdoor

Vendor Efm
Product ipTIME A8004T
Weakness CWE-912
Published February 2, 2026
Last update February 23, 2026

CVSS base score

7.5/10
Attack vector Network
Attack complexity High
Privileges required High
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

February 2, 2026 CVE published
February 23, 2026 Record updated