CVE-2026-52203

Received Received - Intake

MCMS v6.1.1 Information Disclosure via Source Parameter

Publication date: 2026-07-17

Last updated on: 2026-07-17

Assigner: MITRE

Description

An issue in MCMS v.6.1.1 allows a remote attacker to obtain sensitive information via the source parameter.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-07-17

Last Modified

2026-07-17

Generated

2026-07-18

AI Q&A

2026-07-18

EPSS Evaluated

N/A

NVD

CVE-2026-52203

Affected Vendors & Products

Currently, no data is known.

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-UNKNOWN

Attack-Flow Graph

Executive Summary

This vulnerability is in MCMS version 6.1.1. It allows a remote attacker to access sensitive information by manipulating the source parameter in the application.

Impact Analysis

An attacker could exploit this to steal confidential data, such as user credentials, personal information, or other sensitive details stored in the system.

Compliance Impact

This vulnerability could lead to unauthorized data exposure, violating GDPR and HIPAA requirements for data protection and confidentiality.

Mitigation Strategies

Update MCMS to the latest version or apply patches that address the source parameter vulnerability. Restrict network access to the affected system and monitor for unusual data access patterns.

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