Vulnerability · Published Oct 14, 2026 · Assigned by VulnCheck
CVE-2026-110657Khronos NNEF-Tools nnef through 1.0.10 and nnef-tools through 1.0.11 Path Traversal via Variable Label
Low 3.3
In plain English
A low-severity path traversal in nnef from Khronos Group. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 16% of all known vulnerabilities).
Severity (CVSS 3.1)3.3Low
Exploit odds (30 days)0.2%top 84.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
Khronos NNEF-Tools nnef through 1.0.10 and nnef-tools through 1.0.11 contain a path traversal vulnerability that allows attackers to write files outside the model directory via crafted variable labels. Attackers can supply a graph.nnef with '../' sequences or absolute paths in labels to create or overwrite '.dat' files when users convert, save, or generate weights.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Khronos Group | nnef | 0 – through 1.0.10 |
| Khronos Group | nnef-tools | 0 – through 1.0.11 |
Weakness: CWE-22 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
References
- https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/SJiYagajfe technical-description, exploit
- https://github.com/KhronosGroup/NNEF-Tools/blob/0bb9c04fcf69c19e0aefa1ba9bf65f05478c8f81/nnef-pyproject/nnef/__init__.py#L87 technical-description
- https://github.com/KhronosGroup/NNEF-Tools product
- VulnCheck Advisory: Khronos NNEF-Tools nnef through 1.0.10 and nnef-tools through 1.0.11 Path Traversal via Variable Label third-party-advisory