CVE-2022-30506

Name: CVE-2022-30506
Creator: NVD / NIST
Published: 2022-06-02T14:15:53.453+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 2.54%

Last modified Jun 17, 2026

CVE-2022-30506 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An arbitrary file upload vulnerability was discovered in MCMS 5.2.7, allowing an attacker to execute arbitrary code through a crafted ZIP file.. EPSS estimates a 2.54% chance of exploitation in the next 30 days.

Description

An arbitrary file upload vulnerability was discovered in MCMS 5.2.7, allowing an attacker to execute arbitrary code through a crafted ZIP file.

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

2.54%

83.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-434

Affected Software

Vendor	Product	Versions
Mingsoft	Mcms	5.2.7

References

https://gitee.com/mingSoft/MCMS/issues/I56AIDExploit, Third Party Advisory
https://gitee.com/mingSoft/MCMS/issues/I56AIDExploit, Third Party Advisory

Timeline

Published: Jun 2, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-30506?

An arbitrary file upload vulnerability was discovered in MCMS 5.2.7, allowing an attacker to execute arbitrary code through a crafted ZIP file.

How severe is CVE-2022-30506?

CVE-2022-30506 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.54% probability of exploitation in the next 30 days.

How do I fix CVE-2022-30506?

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-2022-30506?

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

Scan your code now

Source: NVD / NIST