Security ID : QSA-26-09
Vulnerability in Media Streaming Add-on
Release date : March 21, 2026
CVE identifier : CVE-2025-59383
Affected products: Media Streaming Add-on 500.1.x
Severity
Moderate
Status
Resolved
Summary
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:
| Affected Product | Fixed Version |
| Media Streaming Add-on 500.1.x | Media Streaming Add-on 500.1.1 and later |
Recommendation
To fix the vulnerability, we recommend updating Media Streaming Add-On to the latest version.
Updating Media Streaming Add-On
- Log on to QTS or QuTS hero as an administrator.
- Open App Center and then click
.
A search box appears. - Type “Media Streaming Add-On” and then press ENTER.
Media Streaming Add-On appears in the search results. - Click Update.
A confirmation message appears.
Note: The Update button is not available if your Media Streaming Add-On is already up to date. - Click OK.
The application is updated.
Attachment
Acknowledgements: Dohwan KIM (neko_hat from Chung-Ang UNIV.)
Revision History:
V1.0 (March 21, 2026) - Published