The unstructured library provides open-source components for ingesting and pre-processing images and text documents, such as PDFs, HTML, Word docs, and many more. Prior to version 0.18.18, a path traversal vulnerability in the partition_msg function allows an attacker to write or overwrite arbitrary files on the filesystem when processing malicious MSG files with attachments. This issue has been patched in version 0.18.18.
History

Wed, 04 Feb 2026 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Wed, 04 Feb 2026 18:00:00 +0000

Type Values Removed Values Added
Description The unstructured library provides open-source components for ingesting and pre-processing images and text documents, such as PDFs, HTML, Word docs, and many more. Prior to version 0.18.18, a path traversal vulnerability in the partition_msg function allows an attacker to write or overwrite arbitrary files on the filesystem when processing malicious MSG files with attachments. This issue has been patched in version 0.18.18.
Title Unstructured has Path Traversal via Malicious MSG Attachment that Allows Arbitrary File Write
Weaknesses CWE-22
CWE-73
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-02-04T19:24:12.411Z

Reserved: 2025-11-10T14:07:42.921Z

Link: CVE-2025-64712

cve-icon Vulnrichment

Updated: 2026-02-04T19:24:07.200Z

cve-icon NVD

Status : Received

Published: 2026-02-04T18:16:07.370

Modified: 2026-02-04T18:16:07.370

Link: CVE-2025-64712

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.