CVE-2017-6535: Webpagetest Project Webpagetest

Medium severity, CVSS 6.1. EPSS: 0.6% chance of exploitation in the next 30 days.

Multiple Cross-Site Scripting (XSS) issues were discovered in webpagetest 3.0. The vulnerabilities exist due to insufficient filtration of user-supplied data (benchmark, url) passed to the webpagetest-master/www/benchmarks/trendurl.php URL. An attacker could execute arbitrary HTML and script code in a browser in the context of the vulnerable website.

Affected products

• Webpagetest Project Webpagetest: version 3.0 only

Published 2017-03-08. Last modified 2026-06-17.