CVE-2008-3873: Adobe Flash Player

Medium severity, CVSS 4.3. EPSS: 15.7% chance of exploitation in the next 30 days.

The System.setClipboard method in ActionScript in Adobe Flash Player 9.0.124.0 and earlier allows remote attackers to populate the clipboard with a URL that is difficult to delete and does not require user interaction to populate the clipboard, as exploited in the wild in August 2008.

Affected products

• Adobe Flash Player: any version

Published 2008-08-29. Last modified 2026-06-16.