The HurryTimer – An Scarcity and Urgency Countdown Timer for WordPress & WooCommerce plugin for WordPress is vulnerable to Stored Cross-Site Scripting in all versions up to, and including, 2.11.2 due to insufficient input sanitization and output escaping of a campaign name. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The HurryTimer – An Scarcity and Urgency Countdown Timer for WordPress & WooCommerce plugin for WordPress is vulnerable to unauthorized post publication due to a missing capability check on the activateCampaign() function in all versions up to, and including, 2.10.0. This makes it possible for authenticated attackers, with contributor-level access and above, to publish arbitrary posts like ones they have submitted for review, or a site administrator has in draft.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Nabil Lemsieh HurryTimer allows Stored XSS.This issue affects HurryTimer: from n/a through 2.9.2.