CVE-2026-116280
Received Received - Intake

Server-Side Request Forgery in Kameleo Proxy Validation

Publication date: 2026-10-26

Last updated on: 2026-10-26

Assigner: VulDB

Description
A vulnerability was determined in Kameleo up to 5.0.1.26. Affected is the function InternalController.TestProxy of the file client-engine-application/f.cs of the component Proxy Validation. Executing a manipulation of the argument host/port can lead to server-side request forgery. The attack may be launched remotely. Upgrading to version 5.2.0 is able to address this issue. It is suggested to upgrade the affected component. The route has been removed and replaced with /general/test-proxy in 5.2.0.

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Meta Information

Published
2026-10-26
Last Modified
2026-10-26
Generated
2026-10-26
AI Q&A
2026-10-26
EPSS Evaluated
N/A
NVD
CVE-2026-116280
EUVD
EUVD-2026-109795

Affected Vendors & Products

Showing 27 associated CPEs
Vendor Product Version / Range
n/a Kameleo 5.0.1.23
n/a Kameleo 5.0.1.24
n/a Kameleo 5.0.1.25
n/a Kameleo 5.0.1.26
n/a Kameleo 5.0.1.0
n/a Kameleo 5.0.1.1
n/a Kameleo 5.0.1.2
n/a Kameleo 5.0.1.3
n/a Kameleo 5.0.1.4
n/a Kameleo 5.0.1.5
n/a Kameleo 5.0.1.6
n/a Kameleo 5.0.1.7
n/a Kameleo 5.0.1.8
n/a Kameleo 5.0.1.9
n/a Kameleo 5.0.1.10
n/a Kameleo 5.0.1.11
n/a Kameleo 5.0.1.12
n/a Kameleo 5.0.1.13
n/a Kameleo 5.0.1.14
n/a Kameleo 5.0.1.15
n/a Kameleo 5.0.1.16
n/a Kameleo 5.0.1.17
n/a Kameleo 5.0.1.18
n/a Kameleo 5.0.1.19
n/a Kameleo 5.0.1.20
n/a Kameleo 5.0.1.21
n/a Kameleo 5.0.1.22

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-918 The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.

Attack-Flow Graph

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Executive Summary

This vulnerability is a server-side request forgery (SSRF) in Kameleo versions up to 5.0.1.26. It exists in the InternalController.TestProxy function of the client-engine-application/f.cs file. An attacker can manipulate the host/port arguments to force the server to make unauthorized requests. The vulnerability was fixed in version 5.2.0 where the route was changed to /general/test-proxy.

Impact Analysis

An attacker could exploit this to send crafted requests from your server to internal or external systems, potentially accessing sensitive data or services. This could lead to data breaches, unauthorized actions, or further network compromise depending on the server's configuration and network access.

Compliance Impact

This SSRF vulnerability could lead to unauthorized data access or exfiltration, violating GDPR's data protection principles or HIPAA's security requirements for protected health information. Organizations using affected Kameleo versions may face compliance violations, legal penalties, or reputational damage if exploited.

Mitigation Strategies

Upgrade Kameleo to version 5.2.0 or later to address the vulnerability. The affected route has been removed and replaced with /general/test-proxy in 5.2.0.

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