PT-2026-26632 · Unknown · Media Streaming Add-On

Dohwan Kim · Published 2026-03-20 · Updated 2026-03-22 · CVE-2025-59383

Positive Technologies (AI Summary)

CVSS v3.1

9.1

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Name of the Vulnerable Software and Affected Versions Media Streaming Add-On versions prior to 500.1.1

Description A buffer overflow issue exists in Media Streaming Add-On, potentially allowing remote attackers to modify memory or cause processes to crash.

Recommendations Update to Media Streaming Add-On version 500.1.1 or later.

Fix

Stack Overflow

Weakness Enumeration

CWE-121

Related Identifiers

CVE-2025-59383

Affected Products

Media Streaming Add-On

References · 5

• https://qnap.com/en/security-advisory/qsa-26-09 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-59383 · Security Note
• https://twitter.com/VulmonFeeds/status/2035092426260455589 · Twitter Post
• https://twitter.com/CVEnew/status/2035619791843758361 · Twitter Post
• https://twitter.com/infoflowcloud/status/2035621432122544452 · Twitter Post