CVE-2022-4198 WP Social Sharing <= 2.2 - Admin+ Stored XSS
Admin users can inject malicious scripts via unsanitized settings in WP Social Sharing, bypassing unfiltered_html restrictions in multisite setups.
- 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
- Available
What is CVE-2022-4198?
CVE-2022-4198 is a medium-severity cross-site scripting vulnerability in Unknown WP Social Sharing, 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 WP Social Sharing WordPress plugin through 2.2 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).
Which versions are affected by CVE-2022-4198?
It affects 1 product.
Products include Wp Social Sharing Project Wp Social Sharing.
How do I fix CVE-2022-4198?
Upgrade to a fixed version.
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-2022-4198 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-4198 exists.
Sources
Also known as GHSA-6394-jqhh-rg8r.