CVE-2021-24210 PhastPress < 1.111 - Open Redirect

Medium 6.1 Published Updated

An attacker can redirect victims to malicious sites via a malformed request in the PhastPress WordPress plugin, potentially facilitating phishing attacks.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2021-24210?

CVE-2021-24210 is a medium-severity vulnerability in Unknown PhastPress, published on 5 Apr 2021. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

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.

Weakness: CWE-601

Which versions are affected by CVE-2021-24210?

It affects 1 product.

Products include Kiboit Phastpress.

How do I fix CVE-2021-24210?

No fix has been published for CVE-2021-24210 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-24210 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-24210 exists.

Public exploit code: 1 Nuclei template.

Sources

Also known as GHSA-4mcw-w8hg-ph3c.

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