Authenticated remote code execution risk in lesson
CVE-2023-5539
What is CVE-2023-5539?
A critical vulnerability was discovered in the Lesson activity of Moodle, exposing a risk of remote code execution. This issue primarily affects users with teacher and manager roles, allowing unauthorized access to execute arbitrary code within the system. As Moodle carries out many educational processes, this vulnerability could potentially be exploited by malicious actors to manipulate system functions. It is essential for users and administrators to be aware of this risk and to apply any available patches to secure their installations.
Affected Version(s)
moodle 4.2.3
moodle 4.1.6
moodle 4.0.11
Exploit Proof of Concept (PoC)
PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.