CVE-2011-2421: Adobe Shockwave Player

High severity, CVSS 9.3. EPSS: 4.3% chance of exploitation in the next 30 days.

Dirapi.dll in Adobe Shockwave Player before 11.6.1.629 allows attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted .dir media file.

Affected products

• Adobe Shockwave Player: up to and including 11.6.0.626; version 1.0 only; version 2.0 only; version 3.0 only; version 4.0 only; version 5.0 only; …

Published 2011-08-11. Last modified 2026-06-16.