CVE-2014-5345: Disqus Comment System

Medium severity, CVSS 4.3. EPSS: 6.1% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in upgrade.php in the Disqus Comment System plugin before 2.76 for WordPress allows remote attackers to inject arbitrary web script or HTML via the step parameter.

Affected products

• Disqus Disqus Comment System: up to and including 2.75; version 2.40 only; version 2.41 only; version 2.42 only; version 2.43 only; version 2.44 only; …

Published 2014-08-19. Last modified 2026-06-17.