Information disclosure in Mingsoft Mcms

CVE-2026-19356

A vulnerability was identified in MingSoft MCMS up to 3.0.6. This impacts an unknown function of the file /mdiy/form/data/list of the component ms-mdiy. The manipulation leads to information disclosure. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Vulnerability class: Information Disclosure

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (21.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 21st percentile — 21.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-19356: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-19356?
CVE-2026-19356 is a medium-severity vulnerability in Mingsoft Mcms, classified under Information Disclosure. CVSS score: 5.3/10. Published 2026-08-09.
How severe is CVE-2026-19356?
Medium severity. CVSS v3 base score is 5.3 out of 10.