RCE in Scikit-hep Uproot
CVE-2026-9147
uproot dynamically generates Python class source code from ROOT TStreamerInfo records in a file and compiles it at runtime. Some file-controlled streamer metadata fields (for example, streamer element names) are interpolated into the gener…
Vulnerability class: RCE (Remote Code Execution)
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Scikit-hep Uproot — versions 0
Weakness classification (CWE)
References
- disclosure@vulncheck.com (issue-tracking)
- disclosure@vulncheck.com (issue-tracking)
- disclosure@vulncheck.com (product)
- disclosure@vulncheck.com (third-party-advisory)
Frequently asked questions
- What is CVE-2026-9147?
- CVE-2026-9147 is a high-severity vulnerability in Scikit-hep Uproot, classified under Code Injection. CVSS score: 7.8/10. Published 2026-07-18.
- How severe is CVE-2026-9147?
- High severity. CVSS v3 base score is 7.8 out of 10.