CVE-2020-20640

Public Exploit

Description

Cross Site Scripting (XSS) vulnerability in ECShop 4.0 due to security filtering issues, in the user.php file, we can use the html entity encoding to bypass the security policy of the safety.php file, triggering the xss vulnerability.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.17%
Third-Party Advisory jianshu.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.jianshu.com/p/219755c047a1 third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2020-20640?
CVE-2020-20640 has been scored as a medium severity vulnerability.
How to fix CVE-2020-20640?
To fix CVE-2020-20640, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-20640 being actively exploited in the wild?
It is possible that CVE-2020-20640 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.