CVE-2020-21504

Name: CVE-2020-21504
Creator: NVD / NIST
Published: 2021-10-05T22:15:07.663+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.64%

Last modified Jun 17, 2026

CVE-2020-21504 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. waimai Super Cms 20150505 contains a cross-site scripting (XSS) vulnerability in the component /admin.php?&m=Public&a=login.. EPSS estimates a 0.64% chance of exploitation in the next 30 days.

Description

waimai Super Cms 20150505 contains a cross-site scripting (XSS) vulnerability in the component /admin.php?&m=Public&a=login.

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

0.64%

46.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Waimai Super Cms Project	Waimai Super Cms	20150505

References

https://github.com/caokang/waimai/issues/16Exploit, Third Party Advisory
https://github.com/caokang/waimai/issues/16Exploit, Third Party Advisory

Timeline

Published: Oct 5, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-21504?

waimai Super Cms 20150505 contains a cross-site scripting (XSS) vulnerability in the component /admin.php?&m=Public&a=login.

How severe is CVE-2020-21504?

CVE-2020-21504 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.64% probability of exploitation in the next 30 days.

How do I fix CVE-2020-21504?

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-2020-21504?

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

Scan your code now

Source: NVD / NIST