CVE-2026-4396
Improper Certificate Validation in Devolutions Hub Enables MITM Attack
Publication date: 2026-03-18
Last updated on: 2026-03-30
Assigner: Devolutions Inc.
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| devolutions | hub_reporting_service | to 2026.1.1.0 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-295 | The product does not validate, or incorrectly validates, a certificate. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
CVE-2026-4396 is an improper certificate validation vulnerability found in the Devolutions Hub Reporting Service version 2025.3.1.1 and earlier.
This vulnerability allows a network attacker to perform a man-in-the-middle (MITM) attack by exploiting disabled TLS certificate verification within the Reporting Service.
How can this vulnerability impact me? :
The vulnerability enables an attacker to intercept and potentially manipulate network communications between the Devolutions Hub Reporting Service and other systems.
Because TLS certificate verification is disabled, attackers can impersonate legitimate servers or clients, leading to data interception or unauthorized access.
This can compromise the confidentiality and integrity of sensitive information transmitted through the service.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, you should upgrade the Devolutions Hub Reporting Service to version 2026.1.1.0 or later.