CVE-2024-4821 Cross-site scripting in WP Shortcodes Plugin — Shortcodes Ultimate
Authenticated contributors can inject arbitrary scripts via the su_lightbox shortcode, leading to stored XSS execution for other users.
- 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-2024-4821?
CVE-2024-4821 is a medium-severity cross-site scripting vulnerability in gn_themes WP Shortcodes Plugin — Shortcodes Ultimate, published on 5 Jun 2024. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The WP Shortcodes Plugin — Shortcodes Ultimate plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's su_lightbox shortcode in all versions up to, and including, 7.1.6 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access 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-2024-4821?
It affects 1 product.
Products include Getshortcodes Shortcodes Ultimate.
How do I fix CVE-2024-4821?
No fix has been published for CVE-2024-4821 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-2024-4821 being exploited?
There is no known exploitation of CVE-2024-4821 in the wild and no public exploit code.
Other vulnerabilities in gn_themes WP Shortcodes Plugin — Shortcodes Ultimate
- CVE-2017-18580 Code injection in n/a
- CVE-2023-23800 WordPress Shortcodes Ultimate Plugin <= 5.12.6 is vulnerable to Server Side Request Forgery (SSRF)
- CVE-2023-25040 WordPress Shortcodes Ultimate Plugin <= 5.12.6 is vulnerable to Cross Site Scripting (XSS)
- CVE-2023-0890 Shortcodes Ultimate < 5.12.8 - Subscriber+ Arbitrary Post Access
- CVE-2023-0911 Shortcodes Ultimate < 5.12.8 - Subscriber+ User Meta Disclosure
Sources
Also known as GHSA-g4v9-xpcj-8262.