gcdRadar
archive/Patch now/AIR-2026-0088
closedclosed 17 Aug 2026Patch now2 Disclosed vulnerabilityAI

CVE-2026-75104: Hugging Face Transformers vulnerable to arbitrary file read

Transformers

Hugging Face Transformers fails to validate shard filenames in checkpoint index files, allowing attackers to read arbitrary files outside the model directory. The flaw enables filesystem reconnaissance and file disclosure.

disclosed CVENo confirmed exploitation, so this record is tracked as a disclosed vulnerability and not counted as an incident. It moves into the counts if CISA or the vendor confirms exploitation. Why

CVSS
6.8
EPSS
<0.01 · top 79% · 2026-11-13
EPSS scores by FIRST
fix status
Fix status unknown
first report
17 Aug 2026
last update
17 Aug 2026
CVE ids
CVE-2026-75104other records

Timeline · 1

  1. 17 Aug 2026CVE-2026-75104: Hugging Face Transformers fails to validate shard filenames in checkpoint index files, allowing attackers to read arbitrary files…

Sources · 1

Advisories and databases

  1. 2026-08-17
    CVE-2026-75104: Hugging Face Transformers fails to validate shard filenames in checkpoint index files, allowing attackers to read arbitrary files…
    NVD · nvd.nist.gov/vuln/detail/CVE-2026-75104

Titles and links belong to their publishers. The summary above is written by gcdRadar in its own words; data is CC BY-SA 4.0.

Classification

lane
Patch now
AI role
Attack on AI
categories
Infrastructure vulnerability
severity
2 · Disclosed vulnerability
fix status
Fix status unknown
targets
Framework / tooling
owasp llm top 10
LLM03:2025 Supply Chain
mitre atlas
no technique for these categories
tags
huggingfacepath-traversal
dates
happened 17 Aug 2026 · first reported 17 Aug 2026
origin
NVD
Vulnerability record from NVD / the GitHub Advisory Database. This product uses the NVD API but is not endorsed or certified by the NVD.
record
confidence 0.95 · created 2026-10-18 06:33Z · updated 2026-10-18 06:33Z

Lane, AI role, categories and severity come from the classifier; the OWASP and ATLAS rows are derived from the categories. How these are assigned

Copy a brief

This record as a short Markdown brief, for a ticket, a chat or a coding agent.

the brief as text
# CVE-2026-75104: Hugging Face Transformers vulnerable to arbitrary file read

https://gcdradar.vercel.app/incidents/cve-2026-75104-hugging-face-transformers-vulnerable-to-arbit · AIR-2026-0088 · closed 2026-08-17

- Lane: Patch now
- Severity: 2 (Disclosed vulnerability)
- Fix status: Fix status unknown
- First reported: 2026-08-17
- AI role: Attack on AI
- Products: Transformers
- CVE ids: CVE-2026-75104
- CVSS: 6.8

## Summary

Hugging Face Transformers fails to validate shard filenames in checkpoint index files, allowing attackers to read arbitrary files outside the model directory. The flaw enables filesystem reconnaissance and file disclosure.

## What to do

No action recorded; read the sources below and the vendor's advisory.

## Latest updates

- 2026-08-17: CVE-2026-75104: Hugging Face Transformers fails to validate shard filenames in checkpoint index files, allowing attackers to read arbitrary files… (https://nvd.nist.gov/vuln/detail/CVE-2026-75104)

## Sources

- 2026-08-17 NVD: CVE-2026-75104: Hugging Face Transformers fails to validate shard filenames in checkpoint index files, allowing attackers to read arbitrary files… https://nvd.nist.gov/vuln/detail/CVE-2026-75104

Verify against the vendor's advisory before changing production. Data CC BY-SA 4.0, https://gcdradar.vercel.app.

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