CVE-2010-2586: Nullsoft Winamp

High severity, CVSS 9.3. EPSS: 5.5% chance of exploitation in the next 30 days.

Multiple integer overflows in in_nsv.dll in the in_nsv plugin in Winamp before 5.6 allow remote attackers to execute arbitrary code via a crafted Table of Contents (TOC) in a (1) NSV stream or (2) NSV file that triggers a heap-based buffer overflow.

Affected products

• Nullsoft Winamp: up to and including 5.581; version 0.20a only; version 0.92 only; version 1.006 only; version 1.90 only; version 2.0 only; …

Published 2010-12-02. Last modified 2026-06-16.