CVE-2021-24653 Cookie Bar < 1.8.9 - Admin+ Stored Cross-Site Scripting
High-privilege users can inject malicious scripts via the Cookie Bar Message setting, potentially compromising site integrity.
- 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-2021-24653?
CVE-2021-24653 is a medium-severity cross-site scripting vulnerability in Unknown Cookie Bar, published on 25 Oct 2021. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
The Cookie Bar WordPress plugin before 1.8.9 doesn't properly sanitise the Cookie Bar Message setting, 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-2021-24653?
It affects 1 product.
Products include Cookie-Bar Project Cookie-Bar.
How do I fix CVE-2021-24653?
No fix has been published for CVE-2021-24653 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-2021-24653 being exploited?
There is no known exploitation of CVE-2021-24653 in the wild and no public exploit code.
Sources
Also known as GHSA-p78v-gqwj-9c32.