CVE-2006-6939: GNU Ed

Medium severity, CVSS 4.6. EPSS: 0.4% chance of exploitation in the next 30 days.

GNU ed before 0.3 allows local users to overwrite arbitrary files via a symlink attack on temporary files, possibly in the open_sbuf function.

Affected products

• GNU Ed: up to and including 0.2

Published 2007-01-17. Last modified 2026-06-16.