Improper Authentication in EFM ipTIME A8004T Router by EFM Networks
CVE-2026-1740

6.9MEDIUM

Key Information:

Vendor

Efm

Status
Iptime A8004t
Vendor
CVE Published:
2 February 2026

What is CVE-2026-1740?

A vulnerability exists in the EFM ipTIME A8004T router, specifically affecting version 14.18.2. It arises from improper authentication in the httpcon_check_session_url function located in the /cgi/timepro.cgi file of the Hiddenloginsetup Interface component. This flaw allows remote attackers to manipulate authentication processes, potentially leading to unauthorized access. The exploit is publicly known, and despite early disclosure attempts to the vendor, no response has been received regarding remediation.

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Affected Version(s)

ipTIME A8004T 14.18.2

References

https://vuldb.com/?id.343639
vdb-entrytechnical-description
https://vuldb.com/?ctiid.343639
signaturepermissions-required
https://vuldb.com/?submit.741422
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

LX-LX (VulDB User)
JSON
.