Research collected from outside sources and what this site derives from them; every fact links to a saved copy of its source Research or story?

Fact · technical · confirmed

Updating is the only complete mitigation; the configuration measures reduce exposure to specific paths and do not make an installation safe

Who says it: php.net; PHP security team · Sources: php.net oss-security PHP

Fact-check

A6 Established · Advice · verdict: holds

php.net's advisory carries the claim almost word for word, and both GHSAs and the oss-security post say updating is the only complete/reliable mitigation. The party's own records carry the advice.

Capture checkedResultWhat it sayssha256 of the text read
php-net-advisorycarrieswhile only an update is a complete solution, the following measures reduce exposure to specific attack paths but do not make an installation safe.df0b1bba3deae282
openwall-oss-security-2026-10-21-7carriesUpdating is the only reliable mitigation; there is no complete generic configuration workaround.ceef70b4943f7818
github-ghsa-6wmf-4rv5-p3rpcarriesUpdating to a release containing the complete state reset patch is the only reliable mitigation.99d85c973c41c024
github-ghsa-w8hw-w9fx-j79wcarriesUpdating to a PHP release containing the patch to this vulnerability is the only complete mitigation.84ab95d3b1d538ba

Graded in Run-1, resting on captures up to 2026-10-22 08:14 UTC. The scale is on the fact-check page.

This fact over time

  1. 2026-10-21php.net publishes Security advisory: Critical remote code execution vulnerabilities, update now
  2. 2026-10-21 13:34 UTCPHP publishes RCE via stale global state (CVE-2026-109619)
  3. 2026-10-21 14:44 UTCoss-security publishes CVE-2026-109619: PHP 8.2–8.5 RCE via stale global state
  4. 2026-10-22 08:09 UTCSaved into the evidence vault: php.net
  5. 2026-10-22 08:09 UTCSaved into the evidence vault: PHP
  6. 2026-10-22 08:14 UTCSaved into the evidence vault: oss-security
  7. 2026-10-22Enters this site as confirmed in v0.1.0 (reconstructed from git)

Published: when the source says it was published. Saved: the first capture into the evidence vault. The rest are this site: the release in which the fact first appeared and every release that changed its wording, sources or status.

What it rests on

Security advisory: Critical remote code execution vulnerab…CVE-2026-109619: PHP 8.2–8.5 RCE via stale global stateRCE via stale global state (CVE-2026-109619)fact only-update

Where this fact appears

In the briefings for:

And on every claim.

Every version of this fact

v1 · site v0.1.0 · 22 October 2026 · confirmed
Updating is the only complete mitigation; the configuration measures reduce exposure to specific paths and do not make an installation safe
Who says it: php.net; PHP security team
Status: confirmed
Topic: technical
Sources: php-net-advisory, openwall-oss-security-2026-10-21-7, github-ghsa-6wmf-4rv5-p3rp