PSA: Upcoming Critical PHP Security Release
Update, October 21, 2026: The PHP project has released PHP 8.5.12, 8.4.27, 8.3.36, and 8.2.35 to fix both vulnerabilities. Read our new advisory for the fixed versions and what to do now. Editor’s note: This post was published on October 20, 2026, before the PHP security release. On October 21, we updated it to point … Read more