CVE-2023-3387 Lana Text to Image <= 1.0.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode
Authenticated attackers can inject arbitrary scripts via shortcodes, leading to code execution when users view affected pages.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-3387?
CVE-2023-3387 is a medium-severity cross-site scripting vulnerability in lanacodes Lana Text to Image, published on 24 Jun 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The Lana Text to Image plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'lana_text_to_image' and 'lana_text_to_img' shortcode in versions up to, and including, 1.0.0 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Weakness: CWE-79
Which versions are affected by CVE-2023-3387?
It affects 1 product.
Products include Lanacodes Lana Text to Image.
How do I fix CVE-2023-3387?
No fix has been published for CVE-2023-3387 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-2023-3387 being exploited?
There is no known exploitation of CVE-2023-3387 in the wild and no public exploit code.
Sources
Also known as GHSA-f7wf-vwg5-343j.