This is a summary of the AI-generated 10-question deep analysis. The full version (longer answers, follow-up Q&A, related CVEs) requires login. Read the full analysis β
Q1What is this vulnerability? (Essence + Consequences)
π¨ **Essence**: Gravity Forms < 2.9.20 has a code flaw in `copy_post_image`. π **Consequences**: Missing file type validation leads to **Arbitrary File Upload** and **Remote Code Execution (RCE)**.β¦
π‘οΈ **CWE**: CWE-434 (Unrestricted Upload of File with Dangerous Type). π **Flaw**: The `copy_post_image` function fails to verify file extensions/types before processing. β οΈ Trusts user input blindly.
Q3Who is affected? (Versions/Components)
π’ **Vendor**: Gravity Forms (WordPress Plugin). π¦ **Affected**: Versions **2.9.20 and earlier**. π **Platform**: WordPress sites using this specific plugin version. π **Published**: 2025-11-07.
Q4What can hackers do? (Privileges/Data)
π» **Privileges**: Full **Remote Code Execution (RCE)**. π **Data**: Complete system compromise. π **Impact**: CVSS 3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. High Confidentiality, Integrity, and Availability impact.
Q5Is exploitation threshold high? (Auth/Config)
π **Auth**: **None Required** (PR:N). π±οΈ **UI**: **None Required** (UI:N). π **Network**: **Remote** (AV:N). π **Threshold**: **LOW**. Easy to exploit for anyone on the internet.
Q6Is there a public Exp? (PoC/Wild Exploitation)
π **PoC**: No public PoC listed in data. π **Refs**: GitHub source code & Wordfence intel available. π΅οΈ **Status**: Theoretical/Code-level exploitability confirmed, but no wild exploit script yet.
Q7How to self-check? (Features/Scanning)
π **Check**: Scan for Gravity Forms version < 2.9.20. π **Inspect**: Look for `copy_post_image` usage in `forms_model.php`. π οΈ **Tool**: Use WPScan or manual code audit on `class-gf-field-fileupload.php`.β¦