CVE-2020-21081

Name: CVE-2020-21081
Creator: NVD / NIST
Published: 2021-09-14T16:15:09.197+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.41%

Last modified Jun 17, 2026

CVE-2020-21081 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. A cross-site request forgery (CSRF) in Maccms 8.0 causes administrators to add and modify articles without their knowledge via clicking on a crafted URL.. EPSS estimates a 0.41% chance of exploitation in the next 30 days.

Description

A cross-site request forgery (CSRF) in Maccms 8.0 causes administrators to add and modify articles without their knowledge via clicking on a crafted URL.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

0.41%

32.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-352

Affected Software

Vendor	Product	Versions
Maccms	Maccms	8.0

References

https://github.com/magicblack/maccms8/issues/2Exploit, Third Party Advisory
https://github.com/magicblack/maccms8/issues/2Exploit, Third Party Advisory

Timeline

Published: Sep 14, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-21081?

A cross-site request forgery (CSRF) in Maccms 8.0 causes administrators to add and modify articles without their knowledge via clicking on a crafted URL.

How severe is CVE-2020-21081?

CVE-2020-21081 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.41% probability of exploitation in the next 30 days.

How do I fix CVE-2020-21081?

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-2020-21081?

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

Scan your code now

Source: NVD / NIST