CVE-2026-105314

Published: Oct 5, 2026Modified: Oct 6, 2026Deferred

7.5

Vector

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability: 1.6 / Impact: 5.9

Source: MITRE (Secondary)

Description

Papermerge 3.5.3 allows remote code execution by a standard user via directory traversal in a /api/documents/upload call. A Python .pth file can be written to site-packages, and its code is executed upon the next start of the Python interpreter.

Related CWEs

CWE-24

Path Traversal: '../filedir'

The product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize "../" sequences that can resolve to a location that is outside of that directory.

References (4)

https://github.com/kashishtopi/cve-pocs/blob/main/papermerge-core-arbitrary-file-write-rce/HR-papermerge-core-path-traversal-rce.pdf

Source: cve@mitre.org

https://github.com/kashishtopi/cve-pocs/tree/main/papermerge-core-arbitrary-file-write-rce

Source: cve@mitre.org

https://github.com/papermerge/papermerge-core/blob/master/papermerge/core/features/document/router.py

Source: cve@mitre.org

https://github.com/papermerge/papermerge-core/blob/master/papermerge/core/pathlib.py

Source: cve@mitre.org

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