CVE-2021-24896 Caldera forms < 1.9.5 - Admin+ Stored Cross-Site Scripting
High-privilege users can inject malicious scripts via unsanitized form names in the Caldera Forms WordPress plugin.
- 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-2021-24896?
CVE-2021-24896 is a medium-severity cross-site scripting vulnerability in Unknown Caldera Forms – More Than Contact Forms, published on 13 Dec 2021. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
The Caldera Forms WordPress plugin before 1.9.5 does not sanitise and escape the Form Name before outputting it in attributes, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.
Weakness: CWE-79
Which versions are affected by CVE-2021-24896?
It affects 1 product.
Products include Calderaforms Caldera Forms.
How do I fix CVE-2021-24896?
No fix has been published for CVE-2021-24896 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-2021-24896 being exploited?
There is no known exploitation of CVE-2021-24896 in the wild and no public exploit code.
Other vulnerabilities in Unknown Caldera Forms – More Than Contact Forms
Sources
Also known as GHSA-gp35-882c-rhqq.