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Vulnerability record · CVE-2025-59383 · published 20 March 2026

CVE-2025-59383: Qnap media streaming add-on stack-based buffer overflow vulnerability

Qnap · 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

2.7 CVSS 4.0 Low EPSS 0.32% · top 77.1% CWE-121 · Stack-based buffer overflow
2.7CVSS 4.0 base score
0.32%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

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

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.qnap.com/en/security-advisory/qsa-26-09 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2023-47222Qnap media streaming add-on path traversal vulnerabilityAn exposure of sensitive information vulnerability has been reported to affect Media Streaming add-on. If exploited, the vulnerability could allow us…EPSS 0.54%9.8CVE-2023-23369Qnap qts command injection vulnerabilityAn OS command injection vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow…EPSS 15%9.8CVE-2020-36195Qnap qts improper input validation vulnerabilityAn SQL injection vulnerability has been reported to affect QNAP NAS running Multimedia Console or the Media Streaming add-on. If exploited, the vulne…EPSS 1.8%9.8CVE-2017-7640Qnap media streaming add-on os command injection vulnerabilityQNAP NAS application Media Streaming add-on version 421.1.0.2, 430.1.2.0, and earlier allows remote attackers to run arbitrary OS commands against th…EPSS 3.1%8.8CVE-2017-7641Qnap media streaming add-on cross-site request forgery vulnerabilityQNAP NAS application Media Streaming add-on version 421.1.0.2, 430.1.2.0, and earlier does not utilize CSRF protections.EPSS 0.45%7.2CVE-2021-34362Qnap media streaming add-on os command injection vulnerabilityA command injection vulnerability has been reported to affect QNAP device running Media Streaming add-on. If exploited, this vulnerability allow remo…EPSS 1.3%6.9CVE-2024-50395Qnap media streaming add-on insecure direct object reference vulnerabilityAn authorization bypass through user-controlled key vulnerability has been reported to affect Media Streaming add-on. If exploited, the vulnerability…EPSS 1.4%6.6CVE-2023-47220Qnap media streaming add-on os command injection vulnerabilityAn OS command injection vulnerability has been reported to affect Media Streaming add-on. If exploited, the vulnerability could allow authenticated a…EPSS 1.2%

Source: NIST National Vulnerability Database (record CVE-2025-59383), CISA KEV, FIRST EPSS (scores of 2026-10-12). This page is refreshed as NVD updates the record.