CVE-2026-105314Papermerge 3.5.3 allows remote code execution by a standard user via directory traversal in a /api/documents/upload call.
Updated under an hour ago ()
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EPSS puts the chance of exploitation in the next 30 days at 0.90%, higher than 59% of scored CVEs.
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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 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-24
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- 0.90% (percentile 59)
- Assigned by
- mitre
- NVD analysis
- Deferred
- Record last updated
- Oct 6, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Papermerge Papermerge papermerge:papermerge (from the name) | 3.5.3 | CNA record |
References
- https://github.com/kashishtopi/cve-pocs/blob/main/papermerge-core-arbitrary-file-write-rce/HR-papermerge-core-path-traversal-rce.pdfexploit, technical-description
- https://github.com/papermerge/papermerge-core/blob/master/papermerge/core/features/document/router.pytechnical-description
- https://github.com/papermerge/papermerge-core/blob/master/papermerge/core/pathlib.pytechnical-description
- https://github.com/kashishtopi/cve-pocs/tree/main/papermerge-core-arbitrary-file-write-rce
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.