CVE-2026-105314
Papermerge 3.5.3 allows remote code execution by a standard user via directory traversal in a…
- Risk score
- 57/100
- CVSS
- 7.5 v3.1
- Exploit chance (30 days)
- 0.9%
- Published
- 5 Oct 2026
Open in the live forecast Today's forecast
What to know
- What it is
- 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.
- Affected
- See advisory
- Fix
- Apply the vendor's security update; see the linked advisory.
- Exploitation
- No known exploitation
Why it is Yellow
- CVSS 7.5 high
References
- https://github.com/kashishtopi/cve-pocs/blob/main/papermerge-core-arbitrary-file-write-rce/HR-papermerge-core-path-traversal-rce.pdf
- https://github.com/kashishtopi/cve-pocs/tree/main/papermerge-core-arbitrary-file-write-rce
- https://github.com/papermerge/papermerge-core/blob/master/papermerge/core/features/document/router.py
- https://github.com/papermerge/papermerge-core/blob/master/papermerge/core/pathlib.py
Original 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.
Last activity 5 Oct 2026. Patch Forecast updates every hour.