CVE-2021-24899 Media-Tags <= 3.2.0.2 - Admin+ Stored Cross-Site Scripting
High-privilege users can inject malicious scripts via unsanitized Labels settings in the Media-Tags WordPress plugin, 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-2021-24899?
CVE-2021-24899 is a medium-severity cross-site scripting vulnerability in Unknown Media Tags, published on 29 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 Media-Tags WordPress plugin through 3.2.0.2 does not sanitise and escape any of its Labels settings, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_htnl capability is disallowed.
Weakness: CWE-79
Which versions are affected by CVE-2021-24899?
It affects 1 product.
Products include Media-Tags Project Media-Tags.
How do I fix CVE-2021-24899?
No fix has been published for CVE-2021-24899 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-2021-24899 being exploited?
There is no known exploitation of CVE-2021-24899 in the wild and no public exploit code.
Sources
Also known as GHSA-c34h-vxpx-r4j2.