Deserialization in Xu-Yijie Grpo-Flat
CVE-2025-4742
A vulnerability classified as problematic has been found in XU-YIJIE grpo-flat up to 9024b43f091e2eb9bac65802b120c0b35f9ba856. Affected is the function main of the file grpo_vanilla.py. The manipulation leads to deserialization. Local access is required to approach this attack. Continious delivery with rolling releases is used by this product. Therefore, no version details of affected nor updated releases are available.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.002 (8.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 8th percentile — 8.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000
Affected products
- Xu-Yijie Grpo-Flat — versions 9024b43f091e2eb9bac65802b120c0b35f9ba856
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, vdb-entry)
- vuldb.com/ (signature, permissions-required)
- vuldb.com/ (third-party-advisory)
- github.com/XU-YIJIE/grpo-flat/issues/3 (issue-tracking)
Frequently asked questions
- What is CVE-2025-4742?
- CVE-2025-4742 is a medium-severity vulnerability in Xu-Yijie Grpo-Flat, classified under Improper Input Validation. CVSS score: 5.3/10. Published 2025-05-16.
- How severe is CVE-2025-4742?
- Medium severity. CVSS v3 base score is 5.3 out of 10.