CVE-2008-4998: Twiki

Medium severity, CVSS 6.9. EPSS: 0.3% chance of exploitation in the next 30 days.

postinst in twiki 4.1.2 allows local users to overwrite arbitrary files via a symlink attack on the /tmp/twiki temporary file. NOTE: the vendor disputes this vulnerability, stating "this bug is invalid.

Affected products

• Twiki Twiki: version 4.1.2 only

Published 2008-11-07. Last modified 2026-06-16.