CVE-2019-20521 Cross-site scripting in n/a
Reflected XSS in ERPNext allows attackers to execute arbitrary scripts in victim browsers via the PATH_INFO parameter.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2019-20521?
CVE-2019-20521 is a high-severity cross-site scripting vulnerability in Frappe Erpnext, published on 19 Mar 2020. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
ERPNext 11.1.47 allows reflected XSS via the PATH_INFO to the api/ URI.
Weakness: CWE-79
Which versions are affected by CVE-2019-20521?
It affects 1 product.
Products include Frappe Erpnext.
How do I fix CVE-2019-20521?
No fix has been published for CVE-2019-20521 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-2019-20521 being exploited?
There is no known exploitation of CVE-2019-20521 in the wild and no public exploit code.
Other vulnerabilities in Frappe Erpnext
Sources
Also known as GHSA-33m7-qmp2-vj6x.