CVE-2021-24614 Book appointment Online < 1.39 - Authenticated Stored Cross-Site Scripting (XSS)
High-privilege users can inject malicious scripts via unescaped service prices in the Book Appointment Online plugin, leading to stored XSS.
- 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-2021-24614?
CVE-2021-24614 is a medium-severity cross-site scripting vulnerability in Unknown Book appointment online, published on 13 Sep 2021. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
The Book appointment online WordPress plugin before 1.39 does not sanitise or escape Service Prices before outputting it in the List, 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-2021-24614?
It affects 1 product.
Products include Oz-Plugin Book Appointment Online.
How do I fix CVE-2021-24614?
No fix has been published for CVE-2021-24614 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-2021-24614 being exploited?
There is no known exploitation of CVE-2021-24614 in the wild and no public exploit code.
Sources
Also known as GHSA-hqcv-5gqh-jcfh.