CVE-2017-5494: b2evolution

Medium severity, CVSS 5.4. EPSS: 1.2% chance of exploitation in the next 30 days.

Multiple cross-site scripting (XSS) vulnerabilities in the file types table in b2evolution through 6.8.3 allow remote authenticated users to inject arbitrary web script or HTML via a .swf file in a (1) comment frame or (2) avatar frame.

Affected products

• b2evolution b2evolution: up to and including 6.8.3

Published 2017-01-15. Last modified 2026-06-17.