The Increasing Role of AI in Vulnerability Research

At Wordfence, we run a bug bounty program that pays out mid-six figures per year to researchers in bug bounties for WordPress related vulnerabilities. Funding this research helps us improve security for the WordPress community overall, and helps us secure our customers by rolling out protection for new vulnerabilities as they’re discovered. We started tracking … Read more

Wordfence Intelligence Weekly WordPress Vulnerability Report (March 30, 2026 to April 5, 2026)

Last week, there were 54 vulnerabilities disclosed in 49 WordPress Plugins that have been added to the Wordfence Intelligence Vulnerability Database, and there were 36 Vulnerability Researchers that contributed to WordPress Security last week. Review those vulnerabilities in this report now to ensure your site is not affected. Our mission with Wordfence Intelligence is to … Read more

50,000 WordPress Sites affected by Arbitrary File Upload Vulnerability in Ninja Forms – File Upload WordPress Plugin

On January 8th, 2026, we received a submission for an Arbitrary File Upload vulnerability in Ninja Forms – File Upload, a WordPress plugin with an estimated 50,000 active installations. This vulnerability makes it possible for an unauthenticated attacker to upload arbitrary files to a vulnerable site and achieve remote code execution. Props to Sélim Lanouar … Read more

Wordfence Intelligence Weekly WordPress Vulnerability Report (March 23, 2026 to March 29, 2026)

Triple Threat Bug Bounty Challenge Hunt High Threat vulnerabilities and earn triple the incentives! Now through April 6, 2026, earn three stacked bonuses on all valid submissions from our ‘High Threat Vulnerabilities’ list: 2x all high threat vulnerability bounties (excluding 5,000,000+ installs) +30% bonus for high threat vulnerabilities in software with 30,000+ active installs (excluding … Read more

200,000 WordPress Sites Affected by Arbitrary File Deletion Vulnerability in Perfmatters WordPress Plugin

On March 1st, 2026, we received a submission for an Arbitrary File Deletion vulnerability in Perfmatters, a WordPress plugin with more than 200,000 active installations. This vulnerability makes it possible for unauthenticated threat actors to delete arbitrary files, including the wp-config.php file, which can make site takeover and remote code execution possible. Props to hoshino … Read more