Vulnerability · Published Nov 2, 2026 · Assigned by VulDB
CVE-2026-120334deepset-ai farm Tokenizer Loader tokenization.py EmbeddingTokenizer.from_pretrained path traversal
Medium 4.3
In plain English
A medium-severity path traversal in farm from deepset-ai. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 41% of all known vulnerabilities).
Official description
A flaw has been found in deepset-ai farm up to 0.8.0. This impacts the function EmbeddingTokenizer.from_pretrained of the file farm/modeling/tokenization.py of the component Tokenizer Loader. Executing a manipulation of the argument vocab_filename can lead to path traversal. The attack may be performed from remote. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way. This vulnerability only affects products that are no longer supported by the maintainer.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| deepset-ai | farm | 0.10.20.30.40.50.60.70.8.0 |
Weakness: CWE-22 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:P/RL:X/RC:C
References
- VDB-429659 | deepset-ai farm Tokenizer Loader tokenization.py EmbeddingTokenizer.from_pretrained path traversal vdb-entry, technical-description
- VDB-429659 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- CVE-2026-120334 | CVE Analysis and Report third-party-advisory
- Submit #1016276 | deepset FARM 0.4.4 up to 0.8.0 Path Traversal third-party-advisory
- https://github.com/3em0/cve_repo/blob/main/2026/Path_Traversal_in_FARM_Tokenizer_Load_via_Attacker-Controlled_vocab_filename.md exploit