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CVE-2026-3717— CV Builder – Professional Resume Builder SaaS <= 1.3.1 - Missing Authorization to Unauthenticated PNG File Upload

Quick assessment

Affected
bestwpdeveloper WP CV Builder
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

WordPress 的 CV Builder – Professional Resume Builder SaaS 插件存在未经授权的文件上传漏洞。该漏洞存在于 1.3.1 及更早版本中，原因是在 函数中缺少权限检查。这使得未经身份验证的攻击者能够将任意内容作为 PNG 文件上传到 WordPress 的上传目录中。

CVSS 5.3 · Medium EPSS 0.19% · P8

Possible ATT&CK Techniques 1 AI

T1505.003 · Web Shell

Affected Version Matrix 1

VendorProduct Version RangeStatus
bestwpdeveloper WP CV Builder ≤ 1.3.1 affected
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I. Basic Information for CVE-2026-3717

Vulnerability Information
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Vulnerability Title
CV Builder – Professional Resume Builder SaaS <= 1.3.1 - Missing Authorization to Unauthenticated PNG File Upload
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
bestwpdeveloper WP CV Builder 0 ~ 1.3.1 -

II. Public POCs for CVE-2026-3717

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III. Intelligence Information for CVE-2026-3717

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Patches & Fixes for CVE-2026-3717 (1)

News Coverage for CVE-2026-3717 (1)

IV. Related Vulnerabilities

Same vendor: bestwpdeveloper
Same weakness: CWE-862

V. Comments for CVE-2026-3717

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