Hugging Face Transformers fails to validate shard filenames in checkpoint index files, allowing attackers to read arbitrary files outside the model directory. Attackers can supply malicious index files with parent-directory references or absolute paths that are joined without validation, enabling file disclosure and filesystem reconnaissance.
History

Tue, 18 Aug 2026 13:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 17 Aug 2026 20:45:00 +0000

Type Values Removed Values Added
Description Hugging Face Transformers fails to validate shard filenames in checkpoint index files, allowing attackers to read arbitrary files outside the model directory. Attackers can supply malicious index files with parent-directory references or absolute paths that are joined without validation, enabling file disclosure and filesystem reconnaissance.
Title Hugging Face Transformers Path Traversal via Checkpoint Index
First Time appeared Huggingface
Huggingface transformers
Weaknesses CWE-22
CPEs cpe:2.3:a:huggingface:transformers:*:*:*:*:*:*:*:*
Vendors & Products Huggingface
Huggingface transformers
References
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 6.8, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published: 2026-08-17T20:36:00.721Z

Updated: 2026-08-18T12:40:32.385Z

Reserved: 2026-08-17T17:28:41.677Z

Link: CVE-2026-75104

cve-icon Vulnrichment

Updated: 2026-08-18T12:40:13.942Z

cve-icon NVD

Status : Received

Published: 2026-08-17T21:16:49.340

Modified: 2026-08-18T13:17:41.683

Link: CVE-2026-75104

cve-icon Redhat

No data.