CVE-2026-105314
highPapermerge 3.5.3 allows remote code execution by a standard user via directory traversal in a /api/documents/upload call.
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.
CVSS
7.5
7.5 (CVSS v3.1)
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H Severity source: NVD CVSS v3.1 (cve@mitre.org)
Timeline (UTC)
Published: 2026-10-05 08:17
Modified: 2026-10-06 18:16
NVD status: Deferred
Last synced 3 days ago
Verified against the source API 2026-10-27 06:57 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/kashishtopi/cve-pocs/blob/main/papermerge-core-arbitrary-file-write-rce... cve@mitre.org
- https://github.com/kashishtopi/cve-pocs/tree/main/papermerge-core-arbitrary-file-write-rce cve@mitre.org
- https://github.com/papermerge/papermerge-core/blob/master/papermerge/core/features/documen... cve@mitre.org
- https://github.com/papermerge/papermerge-core/blob/master/papermerge/core/pathlib.py cve@mitre.org
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 06:57 UTC · record ↗