Is CVE-2016-1524 actively exploited?

A proof-of-concept exploit is publicly available for CVE-2016-1524, but active exploitation has not been confirmed.

Can CVE-2016-1524 be exploited remotely?

Partially. CVE-2016-1524 requires adjacent network access (same network segment) to exploit.

What is the CVSS score of CVE-2016-1524?

CVE-2016-1524 has a CVSS score of 9.6 (CRITICAL).

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CVE-2016-1524

NVD-CWE-OtherPublished: February 13, 2016· Updated: Jun 17, 2026

9.6

CVSS v3.1

Official Description

Multiple unrestricted file upload vulnerabilities in NETGEAR Management System NMS300 1.5.0.11 and earlier allow remote attackers to execute arbitrary Java code by using (1) fileUpload.do or (2) lib-1.0/external/flash/fileUpload.do to upload a JSP file, and then accessing it via a direct request for a /null URI.

NVD Source

Technical Analysis

CVE-2016-1524 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.6.

The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.

A proof-of-concept (PoC) exploit exists for CVE-2016-1524. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.