CVE-2026-16331: D-Link DNS-320 save_ajax.php unrestricted upload

Severity: high (CVSS 7.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-07-21 · updated 2026-10-24
Weakness: CWE-284

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.

Affected products

D-Link DNS-320: 1.0.2

References

https://ucn9h68n9289.feishu.cn/docx/UZ6id3F1Joqlpxxn3NFcL8r7nHb?from=from_copylink
https://vuldb.com/cve/CVE-2026-16331
https://vuldb.com/submit/858464
https://vuldb.com/vuln/380697
https://vuldb.com/vuln/380697/cti
https://www.dlink.com/

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