CVE-2017-18177: Progress Sitefinity

Medium severity, CVSS 5.4. EPSS: 0.7% chance of exploitation in the next 30 days.

Progress Sitefinity 9.1 has XSS via the Last name, First name, and About fields on the New User Creation Page. This is fixed in 10.1.

Affected products

• Progress Sitefinity: version 9.1 only

Published 2018-02-12. Last modified 2026-06-17.