Information disclosure in Hugging Face Text Embeddings Inference
CVE-2026-108857
Hugging Face Text Embeddings Inference through 1.9.4 contains a cleartext logging vulnerability that exposes the configured api_key because the router's Args struct lacks a redact attribute for it. Attackers with access to router logs, container output, or OTLP telemetry can recover the Bearer token and call the protected embedding and rerank endpoints.
Published .
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
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
Weakness classification (CWE)
References
- hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/huggingface-text-embeddings-inference-api-key… (third-party-advisory)
- github.com/huggingface/text-embeddings-inference/blob/e80ef225ed0e6cb1717ce632a… (technical-description)
- github.com/huggingface/text-embeddings-inference/blob/e80ef225ed0e6cb1717ce632a… (technical-description)
- github.com/huggingface/text-embeddings-inference (product)
- www.vulncheck.com/advisories/hugging-face-text-embeddings-inference-through-1.9… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-108857?
- CVE-2026-108857 is a low-severity vulnerability in Hugging Face Text Embeddings Inference, classified under Insertion of Sensitive Information into Log File. CVSS score: 3.3/10. Published 2026-10-11.
- How severe is CVE-2026-108857?
- Low severity. CVSS v3 base score is 3.3 out of 10.