CVE-2025-11283 Frappe LMS Course cross site scripting
Remote attackers can inject malicious scripts via the Course Description field in Frappe LMS, potentially leading to code execution or account takeover.
- 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-2025-11283?
CVE-2025-11283 is a medium-severity cross-site scripting vulnerability in Frappe LMS, published on 5 Oct 2025. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
A vulnerability was determined in Frappe LMS 2.35.0. This affects an unknown function of the component Course Handler. Executing manipulation of the argument Description can lead to cross site scripting. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized. It is suggested to upgrade the affected component. The vendor was informed early about a total of four security issues and confirmed that those have been fixed. However, the release notes on GitHub do not mention them.
Which versions are affected by CVE-2025-11283?
It affects 1 product.
Products include Frappe Learning.
How do I fix CVE-2025-11283?
No fix has been published for CVE-2025-11283 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-2025-11283 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-11283 exists.
Other vulnerabilities in Frappe LMS
- CVE-2023-5555 Cross-site Scripting (XSS) - Generic in frappe/lms
- CVE-2026-34606 Stored XSS in Frappe LMS
- CVE-2026-26977 Frappe Learning Management System exposes details of unpublished courses to unauthorized users
- CVE-2025-11280 Frappe LMS Assignment Picture files direct request
- CVE-2023-42807 Frappe LMS SQL Injection Issue on People Page
Sources
Also known as GHSA-2p83-x3q3-65cc.