{"type":"post","id":"php2shell-security-advisory-two-critical-rce-flaws-in-1be379","slug":"php2shell-security-advisory-two-critical-rce-flaws-in-1be379","title":"php2shell Security Advisory: two critical RCE flaws in the PHP engine affect PHP 5.4+.","description":"Vercel’s security bulletin says PHP publicly disclosed two critical vulnerabilities on October 21, 2026: CVE-2026-109618 and CVE-2026-109619, collectively called php2shell.","retrieval_nugget":"Vercel’s security bulletin says PHP publicly disclosed two critical vulnerabilities on October 21, 2026: CVE-2026-109618 and CVE-2026-109619, collectively called php2shell.","published_at":"2026-10-21","updated_at":"2026-10-21","record_date":"2026-10-21","date_kind":"published_at","topics":["security"],"entities":["Vercel","PHP","WordPress","Drupal","Laravel","Magento","OpenAI","Wiz"],"related_patterns":[],"novelty_label":"new_fact","what_changed":"Vercel reports it deployed WAF protections before disclosure and says PHP 5.4+ installations and major PHP frameworks are affected; patching remains essential.","prior_refs":["memory:592c9dc4-991d-8a8c-ae31-be347a0f42d2","memory:1f81f446-2440-8bf4-a877-a562cd996154","memory:35cbf782-9617-8f54-a6c4-2ddfc02b7f31"],"source_url":"https://vercel.com/kb/bulletin/php2shell-security-bulletin","source_urls":["https://vercel.com/kb/bulletin/php2shell-security-bulletin"],"schema_version":"newruntime-agent-readable-v0.2","stable_id":"post:php2shell-security-advisory-two-critical-rce-flaws-in-1be379","status":"published","visuals":[],"editor":{"role":"editor","name":"Andrey Reshetnikov","profile":"https://newruntime.com/owner-profile.md","profile_json":"https://newruntime.com/owner-profile.json","same_as":["https://www.linkedin.com/in/reshetnikov1/","https://t.me/lapetuse"]},"routes":{"html":"https://newruntime.com/posts/php2shell-security-advisory-two-critical-rce-flaws-in-1be379/","markdown":"https://newruntime.com/posts/php2shell-security-advisory-two-critical-rce-flaws-in-1be379.md","json":"https://newruntime.com/posts/php2shell-security-advisory-two-critical-rce-flaws-in-1be379.json"},"next_reads":[{"type":"topic","path":"/topics/security/","url":"https://newruntime.com/topics/security/","title":"Security","reason":"Explore the security topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/security.md","json_url":"https://newruntime.com/topics/security.json"},{"type":"collection","path":"/posts/","url":"https://newruntime.com/posts/","title":"Field Notes","reason":"Open the latest editorial analysis.","media_type":"text/html","json_url":"https://newruntime.com/posts.json"},{"type":"collection","path":"/source-ledger.json","url":"https://newruntime.com/source-ledger.json","title":"Source Ledger","reason":"Inspect the public source evidence graph.","media_type":"application/json"}]}