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UNPWNED
CVE Radar
HighPHP

CVE-2026-109619

PHP has various global state that temporarily points into request memory. In some scenarios, global state may not be correctly reset, or may be repopulated after being reset. The global state may then refer to request memory even after it has been freed. Subsequent requests may read or branch on this stale state before it is fully initialized. Multiple strategies can trigger this condition and produce remote code execution (RCE).

CVSS Base Score
8.1

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Probability
100%EPSS PERCENTILE0100

More exploitable than 100% of all CVEs · Top 0%

2%

of the sites UNPWNED scans run PHP, the technology this CVE affects. Version determines exposure, so scan yours to know for sure.Aggregate across 777 scanned sites. No site is identified.

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Details
Published
2026-10-21
Last modified
2026-10-23
Affected
PHP

Data from the National Vulnerability Database (NVD), CISA KEV, and FIRST.org EPSS. This product uses the NVD API but is not endorsed or certified by the NVD. EPSS is a probability estimate, not a guarantee of exploitation.