CVE-2021-24470 Yada Wiki < 3.4.1 - Contributor+ Stored XSS
A stored XSS vulnerability in the Yada Wiki WordPress plugin allows attackers to inject malicious scripts via shortcode anchors, potentially compromising user 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-2021-24470?
CVE-2021-24470 is a medium-severity cross-site scripting vulnerability in Unknown Yada Wiki, published on 2 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 Yada Wiki WordPress plugin before 3.4.1 did not sanitise, validate or escape the anchor attribute of its shortcode, leading to a Stored Cross-Site Scripting issue
Weakness: CWE-79
Which versions are affected by CVE-2021-24470?
It affects 1 product.
Products include Yada Wiki Project Yada Wiki.
How do I fix CVE-2021-24470?
No fix has been published for CVE-2021-24470 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-2021-24470 being exploited?
There is no known exploitation of CVE-2021-24470 in the wild and no public exploit code.
Sources
Also known as GHSA-4g3m-96xf-q484.