CVE-2022-31943

Name: CVE-2022-31943
Creator: NVD / NIST
Published: 2022-07-01T21:15:08.147+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.23%

Last modified Jun 17, 2026

CVE-2022-31943 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. MCMS v5.2.8 was discovered to contain an arbitrary file upload vulnerability.. EPSS estimates a 1.23% chance of exploitation in the next 30 days.

Description

MCMS v5.2.8 was discovered to contain an arbitrary file upload vulnerability.

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

1.23%

65.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-434

Affected Software

Vendor	Product	Versions
Mingsoft	Mcms	5.2.8

References

https://github.com/ming-soft/MCMS/issues/95Exploit, Issue Tracking, Third Party Advisory
https://github.com/ming-soft/MCMS/issues/95Exploit, Issue Tracking, Third Party Advisory

Timeline

Published: Jul 1, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-31943?

MCMS v5.2.8 was discovered to contain an arbitrary file upload vulnerability.

How severe is CVE-2022-31943?

CVE-2022-31943 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.23% probability of exploitation in the next 30 days.

How do I fix CVE-2022-31943?

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-2022-31943?

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

Scan your code now

Source: NVD / NIST