CVE-2026-52203: Infoleak
Published Jul 17, 2026
·Updated
An issue in MCMS v.6.1.1 allows a remote attacker to obtain sensitive information via the source parameter.
Affected Software
1 affected component
MCMS=6.1.1
Event History
Jul 17, 2026
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·09:17 PM
DescriptionSeverityWeakness
Frequently Asked Questions
1
What is the severity of CVE-2026-52203?
CVE-2026-52203 has a severity rating of high with a CVSS score of 7.5.
2
What type of vulnerability is CVE-2026-52203?
CVE-2026-52203 is classified as an information leakage vulnerability.
3
How can I obtain sensitive information through CVE-2026-52203?
A remote attacker can exploit CVE-2026-52203 by manipulating the source parameter, allowing access to sensitive information.
4
How do I fix CVE-2026-52203?
To mitigate CVE-2026-52203, update to a patched version of MCMS that addresses this vulnerability.
5
What software is affected by CVE-2026-52203?
CVE-2026-52203 specifically affects MCMS version 6.1.1.