CVE-2021-25067 Landing Page Builder < 1.4.9.6 - Authenticated Reflected Cross-Site Scripting (XSS)

Medium 5.4 Published Updated

Authenticated attackers can execute arbitrary scripts in admin sessions via reflected XSS in the Landing Page Builder plugin.

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

What is CVE-2021-25067?

CVE-2021-25067 is a medium-severity cross-site scripting vulnerability in Unknown Landing Page Builder – Lead Page – Optin Page – Squeeze Page – WordPress Landing Pages, published on 17 Jan 2022. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

The Landing Page Builder WordPress plugin before 1.4.9.6 was affected by a reflected XSS in page-builder-add on the ulpb_post admin page.

Weakness: CWE-79

Which versions are affected by CVE-2021-25067?

It affects 1 product.

Products include Pluginops Landing Page.

How do I fix CVE-2021-25067?

No fix has been published for CVE-2021-25067 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2021-25067 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-25067 exists.

Public exploit code: 1 Nuclei template.

Sources

Also known as GHSA-75mq-46pp-pvvf.

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