# CVE-2026-109618: Hackers can take over websites running PHP without a login

Status: Being used now (CISA KEV, added 2026-10-26) · Cloudflare Zero Wire: 
Who: Anyone running a website on PHP, including most WordPress hosting.
Do this: Update PHP to the latest version, or ask your web host to do it.

## Agent prompt (read-only)
Read-only check, change nothing, send nothing anywhere.
Is PHP Group PHP (CVE-2026-109618) installed or running on this machine or in this project?
1. Find every copy and its version (apps, packages, containers, lockfiles).
2. Compare each version against the vendor's fixed version for CVE-2026-109618. Quote the vendor page you used.
3. Report a table: where, version, fixed version, status (exposed / fixed / not installed / unsure).
4. List the exact update steps, but do not run them.

## Official description
PHP contains an out-of-memory corruption vulnerability that allows for unauthenticated remote code execution.

## Sources
- https://www.cisa.gov/news-events/alerts/2026/10/21/critical-vulnerabilities-php-require-immediate-patching
- https://nvd.nist.gov/vuln/detail/CVE-2026-109618
- https://radar.cloudflare.com/security/zero-wire/php2shell
- https://nvd.nist.gov/vuln/detail/CVE-2026-109618

Generated by isitexploited.org from public sources. Verify version numbers against the vendor before acting.