Summaryinfo

A vulnerability classified as very critical was found in D-Link D-View 8 up to 2.0.1.107. Affected by this vulnerability is an unknown functionality of the component API Endpoint. Such manipulation of the argument user_id leads to authorization. This vulnerability is listed as CVE-2026-23754. The attack may be performed from remote. There is no available exploit. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Detailsinfo

A vulnerability was found in D-Link D-View 8 up to 2.0.1.107. It has been rated as very critical. Affected by this issue is an unknown function of the component API Endpoint. The manipulation of the argument user_id with an unknown input leads to a authorization vulnerability. Using CWE to declare the problem leads to CWE-639. The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data. Impacted is confidentiality, integrity, and availability. CVE summarizes:

D-Link D-View 8 versions 2.0.1.107 and below contain an improper access control vulnerability in backend API endpoints. Any authenticated user can supply an arbitrary user_id value to retrieve sensitive credential data belonging to other users, including super administrators. The exposed credential material can be reused directly as a valid authentication secret, allowing full impersonation of the targeted account. This results in complete account takeover and full administrative control over the D-View system.

The weakness was presented by Kazuma Matsumoto. The advisory is shared for download at supportannouncement.us.dlink.com. This vulnerability is handled as CVE-2026-23754 since 01/15/2026. The exploitation is known to be easy. The attack may be launched remotely. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 01/31/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-3605). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

• D-Link

Name

• D-View 8

Version

• 2.0.1.107

License

• commercial

Website

• Vendor: https://www.dlink.com/

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