What’s Vulnerable › Vulnerabilities

CVE-2025-13806: nutzam NutzBoot Transaction API EthModule.java improper authorization

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-12-01 · updated 2026-09-26
• Weakness: CWE-266

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.

Affected products

• nutzam NutzBoot: through 2.6.0

References

• https://github.com/Xzzz111/exps/blob/main/archives/nutzboot-UnauthorizedTransfer-1/report.md
• https://github.com/Xzzz111/exps/blob/main/archives/nutzboot-UnauthorizedTransfer-1/report.md#vulnerability-details-and-poc
• https://vuldb.com/?ctiid.333816
• https://vuldb.com/?id.333816
• https://vuldb.com/?submit.692061
• https://github.com/Xzzz111/exps/blob/main/archives/nutzboot-UnauthorizedTransfer-1/report.md
• https://github.com/Xzzz111/exps/blob/main/archives/nutzboot-UnauthorizedTransfer-1/report.md#vulnerability-details-and-poc

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