Auth bypass in Nutzam Nutzboot
CVE-2025-13806
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.005 (38.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 38th percentile — 38.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Nutzam Nutzboot — versions 2.6.0-SNAPSHOT
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- github.com/Xzzz111/exps/blob/main/archives/nutzboot-UnauthorizedTransfer-1/repo… (broken-link, Broken Link)
- github.com/Xzzz111/exps/blob/main/archives/nutzboot-UnauthorizedTransfer-1/repo… (exploit, broken-link, Broken Link)
Frequently asked questions
- What is CVE-2025-13806?
- CVE-2025-13806 is a high-severity vulnerability in Nutzam Nutzboot, classified under Incorrect Privilege Assignment. CVSS score: 7.3/10. Published 2025-12-01.
- How severe is CVE-2025-13806?
- High severity. CVSS v3 base score is 7.3 out of 10.