CVE-2025-6811

Mescius ActiveReports.NET TypeResolutionService Deserialization of Untrusted Data Remote Code Execution Vulnerability

Description

Mescius ActiveReports.NET TypeResolutionService Deserialization of Untrusted Data Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Mescius ActiveReports.NET. Interaction with this library is required to exploit this vulnerability but attack vectors may vary depending on the implementation. The specific flaw exists within the TypeResolutionService class. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-25397.

Category

9.8
CVSS
Severity: Critical
CVSS 3.0 •
EPSS 0.50%
Affected: Mescius ActiveReports.NET
Published at:
Updated at:

References

Link Tags
https://www.zerodayinitiative.com/advisories/ZDI-25-449/

Frequently Asked Questions

What is the severity of CVE-2025-6811?
CVE-2025-6811 has been scored as a critical severity vulnerability.
How to fix CVE-2025-6811?
To fix CVE-2025-6811, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-6811 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-6811 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-6811?
CVE-2025-6811 affects Mescius ActiveReports.NET.
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