CVE-2022-4793 Blog Designer – Post and Widget < 2.4.1 - Contributor+ Stored XSS via Shortcode
Contributors can inject malicious scripts via shortcode attributes in the Blog Designer plugin, potentially compromising user sessions.
- 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-2022-4793?
CVE-2022-4793 is a medium-severity cross-site scripting vulnerability in Unknown Blog Designer, published on 30 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 Blog Designer WordPress plugin before 2.4.1 does not validate and escape one of its shortcode attributes, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attack.
Weakness: CWE-79
Which versions are affected by CVE-2022-4793?
It affects 1 product.
Products include Solwininfotech Blog Designer.
How do I fix CVE-2022-4793?
No fix has been published for CVE-2022-4793 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-2022-4793 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-4793 exists.
Sources
Also known as GHSA-6vf9-3xhr-gc2c.