CVE-2026-16331
D-Link DNS-320 save_ajax.php unrestricted upload
- State
- Published
- Severity
- 6.9 Medium
- Published
- Jul 21, 2026
- Updated
- Jul 22, 2026
- Reserved
- Jul 20, 2026
Description
A security vulnerability has been detected in D-Link DNS-320 1.0.2. This affects an unknown function of the file /web/function/save_ajax.php. Such manipulation of the argument Malicious Handler leads to unrestricted upload. The attack can be executed remotely. The exploit has been disclosed publicly and may be used.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.9 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 7.3 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 3.0 | 7.3 High | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 2.0 | 7.5 High | AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
DNS-320D-Link |
|
References
- VDB-380697 | D-Link DNS-320 save_ajax.php unrestricted uploadvdb-entrytechnical-description
- VDB-380697 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- CVE-2026-16331 | CVE Analysis and Reportthird-party-advisory
- Submit #858464 | D-Link (Shanghai)Limited Corp. D-Link DNS32 1.0.2 CWE-434 (Unrestricted Upload of File with Dangerous Type)third-party-advisory
- https://ucn9h68n9289.feishu.cn/docx/UZ6id3F1Joqlpxxn3NFcL8r7nHb?from=from_copylinkexploit
- https://www.dlink.com/product
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