CVE-2021-25048 KingComposer <= 2.9.6 - Subscriber+ Stored Cross-Site Scripting
Authenticated users can inject malicious scripts into user profiles, potentially leading to session hijacking or site compromise.
- 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-2021-25048?
CVE-2021-25048 is a medium-severity cross-site scripting vulnerability in Unknown Page Builder: KingComposer – Free Drag and Drop page builder by King-Theme, published on 4 Apr 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 KingComposer WordPress plugin through 2.9.6 does not have authorisation, CSRF and sanitisation/escaping when creating profile, allowing any authenticated users to create arbitrary ones, with Cross-Site Scripting payloads in them
Weakness: CWE-79
Which versions are affected by CVE-2021-25048?
It affects 1 product.
Products include King-Theme Kingcomposer.
How do I fix CVE-2021-25048?
No fix has been published for CVE-2021-25048 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-2021-25048 being exploited?
There is no known exploitation of CVE-2021-25048 in the wild and no public exploit code.
Other vulnerabilities in Unknown Page Builder: KingComposer – Free Drag and Drop page builder by King-Theme
Sources
Also known as GHSA-j638-92vp-3cfh.