CVE-2021-37270

Name: CVE-2021-37270
Creator: NVD / NIST
Published: 2021-09-27T21:15:07.927+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.44%

Last modified Jun 17, 2026

CVE-2021-37270 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. There is an unauthorized access vulnerability in the CMS Enterprise Website Construction System 5.0. Attackers can use this vulnerability to directly access the specified background path without logging in to the background to obtain the background administrator authority.. EPSS estimates a 1.44% chance of exploitation in the next 30 days.

Description

There is an unauthorized access vulnerability in the CMS Enterprise Website Construction System 5.0. Attackers can use this vulnerability to directly access the specified background path without logging in to the background to obtain the background administrator authority.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

1.44%

69.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-862

Affected Software

Vendor	Product	Versions
S-Cms	Cms Enterprise Website Construction System	5.0

References

https://github.com/purple-WL/S-cms-UnauthorizedThird Party Advisory
https://www.cnvd.org.cn/flaw/show/2815129Third Party Advisory
https://github.com/purple-WL/S-cms-UnauthorizedThird Party Advisory
https://www.cnvd.org.cn/flaw/show/2815129Third Party Advisory

Timeline

Published: Sep 27, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-37270?

How severe is CVE-2021-37270?

CVE-2021-37270 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.44% probability of exploitation in the next 30 days.

How do I fix CVE-2021-37270?

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-2021-37270?

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

Scan your code now

Source: NVD / NIST