CVE-2020-26670

Name: CVE-2020-26670
Creator: NVD / NIST
Published: 2021-06-01T15:15:07.523+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 1.82%

Last modified Jun 17, 2026

CVE-2020-26670 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A vulnerability has been discovered in BigTree CMS 4.4.10 and earlier which allows an authenticated attacker to execute arbitrary commands through a crafted request sent to the server via the 'Create a New Setting' function.. EPSS estimates a 1.82% chance of exploitation in the next 30 days.

Description

A vulnerability has been discovered in BigTree CMS 4.4.10 and earlier which allows an authenticated attacker to execute arbitrary commands through a crafted request sent to the server via the 'Create a New Setting' function.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

1.82%

76.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Bigtreecms	Bigtree Cms	<= 4.4.10

References

https://www.exploit-db.com/exploits/48831Exploit, Third Party Advisory, VDB Entry
https://www.exploit-db.com/exploits/48831Exploit, Third Party Advisory, VDB Entry

Timeline

Published: Jun 1, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-26670?

How severe is CVE-2020-26670?

CVE-2020-26670 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.82% probability of exploitation in the next 30 days.

How do I fix CVE-2020-26670?

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-2020-26670?

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

Scan your code now

Source: NVD / NIST