CVE-2025-13806
nutzam NutzBoot Transaction API EthModule.java improper authorization
- State
- Published
- Severity
- 6.9 Medium
- Published
- Dec 1, 2025
- Updated
- Feb 24, 2026
- Reserved
- Nov 30, 2025
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.9 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 7.3 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 3.0 | 7.3 High | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 2.0 | 7.5 High | AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
NutzBootnutzam |
|
References
- VDB-333816 | nutzam NutzBoot Transaction API EthModule.java improper authorizationvdb-entrytechnical-description
- VDB-333816 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- Submit #692061 | NutzBoot project (Nutz community) NutzBoot (Web3j starter + demo module) NutzBoot 2.6.0-SNAPSHOT Improper Access Control (Unauthenticated transaction API)third-party-advisory
- https://github.com/Xzzz111/exps/blob/main/archives/nutzboot-UnauthorizedTransfer-1/report.mdbroken-link
- https://github.com/Xzzz111/exps/blob/main/archives/nutzboot-UnauthorizedTransfer-1/report.md#vulnerability-details-and-pocbroken-linkexploit
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