Attackers Actively Exploiting Critical Vulnerability in Ninja Forms – File Upload Plugin

On April 6th, 2026, we publicly disclosed a critical Arbitrary File Upload vulnerability in Ninja Forms – File Upload, a WordPress plugin with an estimated 50,000 active installations. This vulnerability can be leveraged by unauthenticated attackers to upload arbitrary files, including PHP backdoors, and achieve remote code execution. The vendor released the fully patched version … Read more

Wordfence Intelligence Weekly WordPress Vulnerability Report (October 27, 2025 to November 2, 2025)

Calling all Vulnerability Researchers and Bug Bounty Hunters!   Operation: Maximum Impact Challenge! Now through November 10, 2025, earn 2X bounty rewards for all in-scope submissions in software with at least 5,000 active installs and fewer than 5 million active installs. Bounties up to $31,200 per vulnerability. Submit bold. Earn big! The LFInder Challenge: Refine … Read more

Wordfence Intelligence Weekly WordPress Vulnerability Report (October 20, 2025 to October 26, 2025)

Calling all Vulnerability Researchers and Bug Bounty Hunters!   Operation: Maximum Impact Challenge! Now through November 10, 2025, earn 2X bounty rewards for all in-scope submissions in software with at least 5,000 active installs and fewer than 5 million active installs. Bounties up to $31,200 per vulnerability. Submit bold. Earn big! The LFInder Challenge: Refine … Read more

Mass Exploit Campaign Targeting Arbitrary Plugin Installation Vulnerabilities

📢 Calling all Vulnerability Researchers and Bug Bounty Hunters! 📢 🚀 Operation: Maximum Impact Challenge! Now through November 10, 2025, earn 2X bounty rewards for all in-scope submissions in software with at least 5,000 active installs and fewer than 5 million active installs. Bounties up to $31,200 per vulnerability. Submit bold. Earn big! 📁 The LFInder … Read more

Wordfence Intelligence Weekly WordPress Vulnerability Report (September 1, 2025 to September 7, 2025)

Calling all Vulnerability Researchers and Bug Bounty Hunters!   Operation: Maximum Impact Challenge! Now through November 10, 2025, earn 2X bounty rewards for all in-scope submissions in software with at least 5,000 active installs and fewer than 5 million active installs. Bounties up to $31,200 per vulnerability. Submit bold. Earn big!  Participate in the SQLsplorer … Read more