EthModule Remote Auth Bypass in NutzBoot <=2.6.0-SNAPSHOT
CVE-2025-13806 Published on December 1, 2025
nutzam NutzBoot Transaction API EthModule.java improper authorization
A security vulnerability has been detected in nutzam NutzBoot up to 2.6.0-SNAPSHOT. This impacts an unknown function of the file nutzboot-demo/nutzboot-demo-simple/nutzboot-demo-simple-web3j/src/main/java/io/nutz/demo/simple/module/EthModule.java of the component Transaction API. The manipulation of the argument from/to/wei leads to improper authorization. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used.
Timeline
Advisory disclosed
VulDB entry created
VulDB entry last update 30 days later.
Weakness Types
What is an AuthZ Vulnerability?
The software does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action.
CVE-2025-13806 has been classified to as an AuthZ vulnerability or weakness.
Incorrect Privilege Assignment
A product incorrectly assigns a privilege to a particular actor, creating an unintended sphere of control for that actor.
Products Associated with CVE-2025-13806
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Affected Versions
nutzam NutzBoot Version 2.6.0-SNAPSHOT is affected by CVE-2025-13806Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.