Path Traversal in R6410418 Jackrong-Llm-Finetuning-Guide
CVE-2026-113738
A vulnerability has been found in R6410418 Jackrong-llm-finetuning-guide up to ef2b17f2798cd18cd85375080c35a58397ad0d09. This vulnerability affects the function extract_mtp_heads of the file qwen-mtp-gguf/scripts/qwen_mtp_gguf_pipeline.py of the component MTP weight_map Handler. The manipulation of the argument shard_name leads to path traversal. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. This product is using a rolling release to provide continious delivery. Therefore, no version details for affected nor updated releases are available. The project was informed of the problem early through an issue report but has not responded yet.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- R6410418 Jackrong-Llm-Finetuning-Guide — versions ef2b17f2798cd18cd85375080c35a58397ad0d09
Weakness classification (CWE)
References
- vuldb.com/vuln/422910 (technical-description, vdb-entry)
- vuldb.com/vuln/422910/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-113738 (third-party-advisory)
- vuldb.com/submit/1016281 (third-party-advisory)
- github.com/R6410418/Jackrong-llm-finetuning-guide/issues/16 (issue-tracking)
- github.com/user-attachments/files/33115067/poc.zip (exploit)
- github.com/R6410418/Jackrong-llm-finetuning-guide/ (product)
Frequently asked questions
- What is CVE-2026-113738?
- CVE-2026-113738 is a medium-severity vulnerability in R6410418 Jackrong-Llm-Finetuning-Guide, classified under Path Traversal. CVSS score: 6.3/10. Published 2026-10-21.
- How severe is CVE-2026-113738?
- Medium severity. CVSS v3 base score is 6.3 out of 10.