CVE-2021-24210: Kiboit Phastpress

Medium severity, CVSS 6.1. EPSS: 3.1% chance of exploitation in the next 30 days.

There is an open redirect in the PhastPress WordPress plugin before 1.111 that allows an attacker to malform a request to a page with the plugin and then redirect the victim to a malicious page. There is also a support comment from another user one year ago (https://wordpress.org/support/topic/phast-php-used-for-remote-fetch/) that says that the php involved in the request only go to whitelisted pages but it's possible to redirect the victim to any domain.

Affected products

• Kiboit Phastpress: before 1.111 (fixed in 1.111)

Published 2021-04-05. Last modified 2026-06-17.