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Source Krebs on Security krebsonsecurity.com Media Center
October 21, 2026 ai_technology cybersecurity

Widespread PHP Flaw May Cause Many Site Outages Today

View original on krebsonsecurity.com

Overview

Expect to see quite a few websites serving "404" or "Page Not Found" errors today: Nearly 70 percent of websites need to update their core software to fix a pair of vulnerabilities that allow an attacker to seize full control over affected servers. Experts say there are working exploits for the flaws, and that these critical bugs are already being exploited in the wild.

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