CVE-2026-3192

Received Received - Intake

Improper Authentication in Chia Blockchain RPC Allows Remote Access

Publication date: 2026-02-25

Last updated on: 2026-04-29

Assigner: VulDB

Description

A security vulnerability has been detected in Chia Blockchain 2.1.0. This issue affects the function _authenticate of the file rpc_server_base.py of the component RPC Credential Handler. The manipulation leads to improper authentication. The attack is possible to be carried out remotely. The attack is considered to have high complexity. The exploitability is assessed as difficult. The exploit has been disclosed publicly and may be used. The vendor was informed early via email. A separate report via bugbounty was rejected with the reason "This is by design. The user is responsible for host security".

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-02-25

Last Modified

2026-04-29

Generated

2026-07-06

AI Q&A

2026-02-25

EPSS Evaluated

2026-07-05

NVD

CVE-2026-3192

EUVD

EUVD-2026-8691

Affected Vendors & Products

Vendor	Product	Version / Range
chia	blockchain	2.1.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-306	The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.
CWE-287	When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

Attack-Flow Graph

Executive Summary

CVE-2026-3192 is a security vulnerability in Chia Blockchain version 2.1.0, specifically in the _authenticate function of the rpc_server_base.py file within the RPC Credential Handler component.

The vulnerability causes improper authentication, meaning the system fails to properly verify the identity of users or actors attempting to access it.

This flaw can be exploited remotely without prior authentication, allowing attackers to bypass authentication controls.

Although the exploitability is considered difficult and the attack complexity is high, a proof-of-concept exploit is publicly available.

Impact Analysis

This vulnerability impacts the confidentiality, integrity, and availability of the affected system.

Because attackers can bypass authentication remotely, they may gain unauthorized access to sensitive data or system functions.

Such unauthorized access could lead to data breaches, manipulation of data, or disruption of services.

No known mitigations or countermeasures have been provided, so affected users are advised to consider replacing the vulnerable component.

Compliance Impact

I don't know

Detection Guidance

There are no specific detection methods or commands provided to identify this vulnerability on your network or system.

Mitigation Strategies

No known countermeasures or mitigations have been provided for this vulnerability.

It is suggested that users consider replacing the affected component with an alternative product.

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