CVE-2021-43736

Name: CVE-2021-43736
Creator: NVD / NIST
Published: 2022-03-23T16:15:08.353+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 2.33%

Last modified Jun 17, 2026

CVE-2021-43736 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. CmsWing CMS 1.3.7 is affected by a Remote Code Execution (RCE) vulnerability via parameter: log rule. EPSS estimates a 2.33% chance of exploitation in the next 30 days.

Description

CmsWing CMS 1.3.7 is affected by a Remote Code Execution (RCE) vulnerability via parameter: log rule

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

2.33%

81.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-88

Affected Software

Vendor	Product	Versions
Cmswing	Cmswing	1.3.7

References

https://github.com/arterli/CmsWing/issues/56Exploit, Issue Tracking, Third Party Advisory
https://github.com/arterli/CmsWing/issues/56Exploit, Issue Tracking, Third Party Advisory

Timeline

Published: Mar 23, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-43736?

CmsWing CMS 1.3.7 is affected by a Remote Code Execution (RCE) vulnerability via parameter: log rule

How severe is CVE-2021-43736?

CVE-2021-43736 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.33% probability of exploitation in the next 30 days.

How do I fix CVE-2021-43736?

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-2021-43736?

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

Scan your code now

Source: NVD / NIST