CVE-2019-20521

Name: CVE-2019-20521
Creator: NVD / NIST
Published: 2020-03-19T18:15:15.727+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.79%

Last modified Jun 17, 2026

CVE-2019-20521 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. ERPNext 11.1.47 allows reflected XSS via the PATH_INFO to the api/ URI.. EPSS estimates a 0.79% chance of exploitation in the next 30 days.

Description

ERPNext 11.1.47 allows reflected XSS via the PATH_INFO to the api/ URI.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

0.79%

51.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Frappe	Erpnext	11.1.47

References

https://www.netsparker.com/web-applications-advisories/ns-19-017-cross-site-scripting-in-erpnext/Exploit, Third Party Advisory
https://www.netsparker.com/web-applications-advisories/ns-19-017-cross-site-scripting-in-erpnext/Exploit, Third Party Advisory

Timeline

Published: Mar 19, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-20521?

ERPNext 11.1.47 allows reflected XSS via the PATH_INFO to the api/ URI.

How severe is CVE-2019-20521?

CVE-2019-20521 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.79% probability of exploitation in the next 30 days.

How do I fix CVE-2019-20521?

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-2019-20521?

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

Scan your code now

Source: NVD / NIST