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StableReported 2026-10-22 09:53

PHP releases urgent security update to fix critical vulnerability

The PHP development team released versions 8.5.12, 8.4.27, 8.3.36, and 8.2.35, fixing two vulnerabilities with CVSS v4.0 severity scores of 9.2: CVE-2026-109618 and CVE-2026-109619, which allow remote code execution by unauthenticated attackers.

Why it matters. About seven out of ten websites globally use PHP, and the fix for this vulnerability has been widely concerned.

01

Who and what it touches

WordPressusesDrupalusesApache 2usesDrupalusesJoomlausesWebsitesenablesMagentoenablesmemoryusesPHP

Into PHP

From PHP

Each line is a relation with evidence behind it, drawn in the direction it points. A line shows that two things are connected, not how far this change reaches.

02

Evidence

  • IiThome(台灣)Media2026-10-22 09:53
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  • IiThome(台灣)Media2026-10-22 15:23
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  • IiThome(台灣)Media2026-10-22 14:53
    View source