CVE-2023-2709 AN_GradeBook <= 5.0.1 - Admin+ XSS
High-privilege users can perform Stored Cross-Site Scripting attacks in the AN_GradeBook WordPress plugin, even when unfiltered HTML is disabled.
- 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-2023-2709?
CVE-2023-2709 is a medium-severity cross-site scripting vulnerability in Unknown AN_GradeBook, published on 10 Jul 2023. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
The AN_GradeBook WordPress plugin through 5.0.1 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).
Which versions are affected by CVE-2023-2709?
It affects 1 product.
Products include An Gradebook Project an Gradebook.
How do I fix CVE-2023-2709?
No fix has been published for CVE-2023-2709 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-2023-2709 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-2709 exists.
Other vulnerabilities in Unknown AN_GradeBook
Sources
Also known as GHSA-j24c-9hrq-7956.