Arbitrary file upload in Lynton Reed Work The Flow File Upload
CVE-2015-10138
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.
Vulnerability class: Unrestricted File Upload
EPSS: 0.024 (82.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@wordfence.com (Third Party Advisory)
- security@wordfence.com (Exploit, Third Party Advisory)
- security@wordfence.com (Exploit)
- security@wordfence.com (Exploit)
- security@wordfence.com (Third Party Advisory)
- security@wordfence.com (Patch)
- security@wordfence.com (Patch)
- security@wordfence.com (Third Party Advisory)
- security@wordfence.com (Third Party Advisory)
Frequently asked questions
- What is CVE-2015-10138?
- CVE-2015-10138 is a critical-severity vulnerability in Lynton Reed Work The Flow File Upload, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2025-07-19.
- How severe is CVE-2015-10138?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2015-10138 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.