Buffer Overflow in Media Streaming Add-On <500.1.1 (QNAP)
CVE-2025-59383 Published on March 20, 2026
Media Streaming Add-on
A buffer overflow vulnerability has been reported to affect Media Streaming Add-On. The remote attackers can then exploit the vulnerability to modify memory or crash processes.
We have already fixed the vulnerability in the following version:
Media Streaming Add-on 500.1.1 and later
Vulnerability Analysis
CVE-2025-59383 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity and availability.
Weakness Type
What is a Stack Overflow Vulnerability?
A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).
CVE-2025-59383 has been classified to as a Stack Overflow vulnerability or weakness.
Affected Versions
QNAP Systems Inc. Media Streaming Add-on:- Version 500.1.x and below 500.1.1 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.