CVE-2021-24958 Meks Easy Photo Feed Widget < 1.2.4 - Subscriber+ Settings Update to Stored XSS
Authenticated users can inject malicious scripts into plugin settings due to missing capability checks and output escaping, leading to stored XSS.
- 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-2021-24958?
CVE-2021-24958 is a medium-severity cross-site scripting vulnerability in Unknown Meks Easy Photo Feed Widget, published on 14 Mar 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 Meks Easy Photo Feed Widget WordPress plugin before 1.2.4 does not have capability and CSRF checks in the meks_save_business_selected_account AJAX action, available to any authenticated user, and does not escape some of the settings. As a result, any authenticated user, such as subscriber could update the plugin's settings and put Cross-Site Scripting payloads in them
Weakness: CWE-79
Which versions are affected by CVE-2021-24958?
It affects 1 product.
Products include Mekshq Meks Easy Photo Feed Widget.
How do I fix CVE-2021-24958?
No fix has been published for CVE-2021-24958 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-2021-24958 being exploited?
There is no known exploitation of CVE-2021-24958 in the wild and no public exploit code.
Sources
Also known as GHSA-gjrp-2m36-6xcw.