CVE-2023-5096 HTML filter and csv-file search <= 2.7 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode
Authenticated attackers can inject arbitrary web scripts via the csvsearch shortcode, leading to stored XSS execution on victim 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-2023-5096?
CVE-2023-5096 is a medium-severity cross-site scripting vulnerability in jonashjalmarsson HTML filter and csv-file search, published on 22 Nov 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The HTML filter and csv-file search plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'csvsearch' shortcode in versions up to, and including, 2.7 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level permissions and above, 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-2023-5096?
It affects 1 product.
Products include Jonashjalmarsson Html Filter and Csv-File Search.
How do I fix CVE-2023-5096?
No fix has been published for CVE-2023-5096 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-2023-5096 being exploited?
There is no known exploitation of CVE-2023-5096 in the wild and no public exploit code.
Other vulnerabilities in jonashjalmarsson HTML filter and csv-file search
Sources
Also known as GHSA-97m8-wrv8-rwwj.