CVE-2019-25296
WP Cost Estimation <= 9.642 - Missing Authorization to Arbitrary File Upload/Delete
CVSS Score
9.8
EPSS Score
0.0%
EPSS Percentile
0th
The WP Cost Estimation plugin for WordPress is vulnerable to arbitrary file uploads and deletion due to missing file type validation in the lfb_upload_form and lfb_removeFile AJAX actions in versions up to, and including, 9.642. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected sites server which may make remote code execution possible. Additionally, the attacker can also delete files on the server such as database configuration files, subsequently uploading their own database files.
| CWE | CWE-434 |
| Vendor | loopus |
| Product | wp cost estimation & payment forms builder |
| Published | Jan 8, 2026 |
| Last Updated | Apr 8, 2026 |
Stay Ahead of the Next One
Get instant alerts for loopus wp cost estimation & payment forms builder
Be the first to know when new critical vulnerabilities affecting loopus wp cost estimation & payment forms builder are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
loopus / WP Cost Estimation & Payment Forms Builder
0 < 9.644
References
wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/ae50aa5d-95e3-4650-9dbf-118b4ba3abda?source=cve wordfence.com: https://www.wordfence.com/blog/2019/02/vulnerabilities-patched-in-wp-cost-estimation-plugin/ zdnet.com: https://www.zdnet.com/article/another-wordpress-commercial-plugin-gets-exploited-in-the-wild/ wpscan.com: https://wpscan.com/vulnerability/9219 acunetix.com: https://www.acunetix.com/vulnerabilities/web/wordpress-plugin-wp-cost-estimation-payment-forms-builder-multiple-vulnerabilities-9-642/
Credits
Mikey Veenstra