CVE-2020-13144

Name: CVE-2020-13144
Creator: NVD / NIST
Published: 2020-05-18T19:15:11.48+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 10.96%

Last modified Jun 17, 2026

CVE-2020-13144 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Studio in Open edX Ironwood 2.5, when CodeJail is not used, allows a user to go to the "Create New course>New section>New subsection>New unit>Add new component>Problem button>Advanced tab>Custom Python evaluated code" screen, edit the problem, and execute Python code. This leads to arbitrary code execution.. EPSS estimates a 10.96% chance of exploitation in the next 30 days.

Description

Studio in Open edX Ironwood 2.5, when CodeJail is not used, allows a user to go to the "Create New course>New section>New subsection>New unit>Add new component>Problem button>Advanced tab>Custom Python evaluated code" screen, edit the problem, and execute Python code. This leads to arbitrary code execution.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

10.96%

95.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Edx	Open Edx Platform	2.5

References

http://packetstormsecurity.com/files/157785/OpenEDX-Ironwood-2.5-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
https://edx.readthedocs.io/projects/edx-developer-guide/en/latest/architecture.htmlVendor Advisory
https://stark0de.com/2020/05/17/openedx-vulnerabilities.htmlExploit, Third Party Advisory
http://packetstormsecurity.com/files/157785/OpenEDX-Ironwood-2.5-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
https://edx.readthedocs.io/projects/edx-developer-guide/en/latest/architecture.htmlVendor Advisory
https://stark0de.com/2020/05/17/openedx-vulnerabilities.htmlExploit, Third Party Advisory

Timeline

Published: May 18, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-13144?

How severe is CVE-2020-13144?

CVE-2020-13144 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 10.96% probability of exploitation in the next 30 days.

How do I fix CVE-2020-13144?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-13144?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST