PHP Group php php 8.5 Update Version 8.5.11

PHP 8.5.11 addresses multiple security vulnerabilities, including IPv6 ACL bypasses, TLS hostname verification flaws, buffer overflows, archive entry injection, and credential leaks. It also fixes crashes, memory-safety issues, and behavior bugs across core extensions.

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Product Information

Vendor: PHP Group

Product: php

Product type: Software

Variant: php 8.5

Version: 8.5.11

Vendor information published: Sep 24, 2026

Original release notes: View on vendor site

Published on updatealert.io: Oct 28, 2026

Description: A popular general-purpose scripting language that is especially suited to web development. Fast, flexible and pragmatic, PHP powers everything from your blog to the most popular websites in the world.