CVE-2019-17131: vBulletin

Medium severity, CVSS 4.3. EPSS: 0.8% chance of exploitation in the next 30 days.

vBulletin before 5.5.4 allows clickjacking.

Affected products

• vBulletin vBulletin: before 5.5.4 (fixed in 5.5.4)

Published 2019-10-04. Last modified 2026-06-17.