D-Link DNS-320 1.0.2 uploadify.php Malicious Handler unrestricted upload

Summaryinfo

A vulnerability was found in D-Link DNS-320 1.0.2. It has been declared as critical. The affected element is an unknown function of the file /photo_center/php/uploadify.php. The manipulation of the argument Malicious Handler results in unrestricted upload. This vulnerability is cataloged as CVE-2026-16329. The attack may be launched remotely. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability, which was classified as critical, was found in D-Link DNS-320 1.0.2. Affected is some unknown processing of the file /photo_center/php/uploadify.php. The manipulation of the argument Malicious Handler with an unknown input leads to a unrestricted upload vulnerability. CWE is classifying the issue as CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. This is going to have an impact on confidentiality, integrity, and availability.

The advisory is available at ucn9h68n9289.feishu.cn. This vulnerability is traded as CVE-2026-16329. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details and a public exploit are known. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 07/20/2026). This vulnerability is assigned to T1608.002 by the MITRE ATT&CK project.

The exploit is shared for download at ucn9h68n9289.feishu.cn. It is declared as proof-of-concept. By approaching the search of inurl:photo_center/php/uploadify.php it is possible to find vulnerable targets with Google Hacking.

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

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Productinfo

Vendor

• D-Link

Name

• DNS-320

Version

• 1.0.2

License

• commercial

Website

• Vendor: https://www.dlink.com/

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Accepted

• Submit #858462: D-Link (Shanghai)Limited Corp. D-Link DNS32 1.0.2 CWE-434 (Unrestricted Upload of File with Dangerous Type) (by ucn9h68n9289.feishu.cn)

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