Hugging Face Text Embeddings Inference through 1.9.4 Cleartext API Key Logging

{
  "id": "67a8e46e6216c1cd6e39b1c9150919966977a015828ca5c3e92cc56e508b62f0",
  "url": "https://osv.dev/vulnerability/CVE-2026-108857",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Hugging Face Text Embeddings Inference through 1.9.4 Cleartext API Key Logging",
    "summary": "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.",
    "evidence": "osv:CVE-2026-108857",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2026-108857",
      "aliases": [
        "CVE-2026-108857"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/huggingface/text-embeddings-inference",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "e80ef225ed0e6cb1717ce632a6a84b6cf211bb67"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "1.9.4"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandardRange"
                  },
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "1.9.4"
                      }
                    ],
                    "source": "DESCRIPTION"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v1.9.4",
            "v1.9.3",
            "v1.9.2",
            "v1.9.1",
            "v1.9.0",
            "v1.8.3",
            "v1.8.2",
            "v1.8.1",
            "v1.8.0",
            "v1.7.4",
            "v1.7.3",
            "v1.7.2",
            "v1.7.1",
            "v1.7.0",
            "v1.6.1",
            "v1.6.0",
            "v1.5.1",
            "v1.5.0",
            "v1.4.0",
            "v1.3.0",
            "v1.2.3",
            "v1.2.2",
            "v1.2.1",
            "v1.2.0",
            "v1.1.0",
            "v1.0.0",
            "v0.6.0",
            "v0.5.0",
            "v0.4.0",
            "v0.3.0",
            "v0.2.2",
            "v0.2.1",
            "v0.2.0",
            "v0.1.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-108857.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:24.873800656Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/108xxx/CVE-2026-108857.json",
        "https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/huggingface-text-embeddings-inference-api-key-startup-log",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-108857",
        "https://www.vulncheck.com/advisories/hugging-face-text-embeddings-inference-through-1.9.4-cleartext-api-key-logging",
        "https://github.com/huggingface/text-embeddings-inference",
        "https://github.com/huggingface/text-embeddings-inference/blob/e80ef225ed0e6cb1717ce632a6a84b6cf211bb67/router/src/main.rs#L170-L174",
        "https://github.com/huggingface/text-embeddings-inference/blob/e80ef225ed0e6cb1717ce632a6a84b6cf211bb67/router/src/main.rs#L204-L216"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-532"
        ],
        "cna_assigner": "VulnCheck",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/108xxx/CVE-2026-108857.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-108857",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 491603,
  "published_at": "2026-10-11T13:26:05.169+00:00"
}