CVE-2021-25113 Dropdown Menu Widget <= 1.9.7 - Subscriber+ Arbitrary Settings Update to Stored XSS
Low-privilege users can inject malicious scripts into plugin settings due to missing authorization and sanitization, 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-2021-25113?
CVE-2021-25113 is a medium-severity cross-site scripting vulnerability in Unknown Dropdown Menu Widget, published on 4 Apr 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 Dropdown Menu Widget WordPress plugin through 1.9.7 does not have authorisation and CSRF checks when saving its settings, allowing low privilege users such as subscriber to update them. Due to the lack of sanitisation and escaping, it could also lead to Stored Cross-Site Scripting issues
Weakness: CWE-79
Which versions are affected by CVE-2021-25113?
It affects 1 product.
Products include Dropdown Menu Widget Project Dropdown Menu Widget.
How do I fix CVE-2021-25113?
No fix has been published for CVE-2021-25113 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-2021-25113 being exploited?
There is no known exploitation of CVE-2021-25113 in the wild and no public exploit code.
Sources
Also known as GHSA-7g8m-mg7c-jw4j.