CVE-2021-24882 Slideshow Gallery < 1.7.4 - Admin+ Stored Cross-Site Scripting
High-privilege users can inject malicious scripts via unsanitized gallery fields, potentially leading to session hijacking or site compromise.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-24882?
CVE-2021-24882 is a medium-severity cross-site scripting vulnerability in Unknown Slideshow Gallery, published on 23 Nov 2021. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
The Slideshow Gallery WordPress plugin before 1.7.4 does not sanitise and escape the Slide "Title", "Description", and Gallery "Title" fields, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html is disallowed
Weakness: CWE-79
Which versions are affected by CVE-2021-24882?
It affects 1 product.
Products include Tribulant Slideshow Gallery.
How do I fix CVE-2021-24882?
No fix has been published for CVE-2021-24882 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-2021-24882 being exploited?
There is no known exploitation of CVE-2021-24882 in the wild and no public exploit code.
Other vulnerabilities in Unknown Slideshow Gallery
Sources
Also known as GHSA-j64v-v3q7-95h7.