CVE-2026-105314
Quick assessment
Affected
Papermerge Papermerge
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Papermerge 3.5.3 存在远程代码执行漏洞。标准用户可通过对 /api/documents/upload 接口发起目录遍历攻击，向 site-packages 目录写入 Python .pth 文件。当 Python 解释器下次启动时，该文件中的代码将被自动执行。
Possible ATT&CK Techniques 3 AI
T1068 · Exploitation for Privilege Escalation T1059 · Command and Scripting Interpreter T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-105314
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
路径遍历：’../filedir’
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Papermerge | Papermerge | 3.5.3 | - |
|
II. Public POCs for CVE-2026-105314
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Patches & Fixes for CVE-2026-105314 (1)
Proof of Concept for CVE-2026-105314 (1)
Other References for CVE-2026-105314 (2)
IV. Related Vulnerabilities
V. Comments for CVE-2026-105314
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