CVE-2021-24529 Grid Gallery < 1.2.5 - Authenticated Stored Cross Site Scripting (XSS)
Authenticated attackers can inject malicious scripts via gallery titles in the Grid Gallery WordPress plugin, potentially compromising admin sessions.
- 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-2021-24529?
CVE-2021-24529 is a medium-severity cross-site scripting vulnerability in Unknown Grid Gallery – Photo Image Grid Gallery, published on 23 Aug 2021. 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 Grid Gallery – Photo Image Grid Gallery WordPress plugin before 1.2.5 does not properly sanitize the title field for image galleries when adding them via the admin dashboard, resulting in an authenticated Stored Cross-Site Scripting vulnerability.
Weakness: CWE-79
Which versions are affected by CVE-2021-24529?
It affects 1 product.
Products include Awplife Grid Gallery.
How do I fix CVE-2021-24529?
No fix has been published for CVE-2021-24529 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-2021-24529 being exploited?
There is no known exploitation of CVE-2021-24529 in the wild and no public exploit code.
Sources
Also known as GHSA-9q33-9x86-9cj9.