Medium

CV Builder – Professional Resume Builder SaaS <= 1.3.1 - Missing Authorization to Unauthenticated PNG File Upload

  • Disclosed: 09.10.2026
  • Updated: 11.10.2026 10:23

The CV Builder – Professional Resume Builder SaaS plugin for WordPress is vulnerable to unauthorized arbitrary file upload due to a missing capability check on the 'wp_save_signature_image' function in all versions up to, and including, 1.3.1. This makes it possible for unauthenticated attackers to upload arbitrary content to the WordPress uploads directory as png files.

Affected software

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PlatformPackageVulnerable versionsFixed in
WordPress plugin WP CV Builder <= 1.3.1 1.3.2

References

CVSS score 5.3/10
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Weakness (CWE)
CWE-862
Platform
WordPress
Package
WP CV Builder
Disclosed
09.10.2026
Updated
11.10.2026 10:23

Sources and licenses

Wordfence Intelligence - b7384260-96cd-4451-84ec-ce0fb7d38a9f - Wordfence Intelligence

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Copyright 2012-2026 Defiant Inc.

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Wordfence Intelligence
Wordfence Intelligence - Defiant, Inc.
Copyright Defiant, Inc. All rights reserved except as granted below.
License grant, section 3.1 of the Wordfence Intelligence Terms and Conditions (January 26, 2026):

Subject to this Agreement, Company hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute the Service. Any copy you make for such purposes is authorized provided that you reproduce Company’s copyright designation, this license, and the license of any disclosed Company licensor in any such copy.

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Vulnerability history: WP CV Builder

All published vulnerabilities of this package (WordPress plugin), newest first. Shows whether this is a one-off slip or a package that needs watching.

This is the only known vulnerability of this package.

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