CVE-2022-4142 WordPress Filter Gallery Plugin < 0.1.6 - Admin+ Stored XSS
Administrators can inject malicious scripts into the Filter Gallery plugin settings page via unescaped AJAX inputs, bypassing HTML filtering restrictions.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2022-4142?
CVE-2022-4142 is a medium-severity cross-site scripting vulnerability in Unknown WordPress Filter Gallery Plugin, published on 2 Jan 2023. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
The WordPress Filter Gallery Plugin WordPress plugin before 0.1.6 does not properly escape the filters passed in the ufg_gallery_filters ajax action before outputting them on the page, allowing a high privileged user such as an administrator to inject HTML or javascript to the plugin settings page, even when the unfiltered_html capability is disabled.
Which versions are affected by CVE-2022-4142?
It affects 1 product.
Products include Wordpress Filter Gallery Project Wordpress Filter Gallery.
How do I fix CVE-2022-4142?
No fix has been published for CVE-2022-4142 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-2022-4142 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-4142 exists.
Sources
Also known as GHSA-3vr6-r8gf-6wr6.