CVE-2018-10545: An issue was discovered in PHP before 5.6.35, 7.0.x before 7.0.29, 7.1.x before 7.1.16, and 7.2.x before 7....

Security readout for executives and security teams

This PHP-FPM flaw can let one local user on a shared server read sensitive data from another user’s PHP application memory. It mainly matters for multi-tenant hosting or systems where untrusted local users coexist. The source bundle does not show active exploitation or a CVSS score. Exposure is most likely on shared PHP-FPM servers running PHP before the fixed versions, especially where different users host separate PHP applications on the same OS. Single-tenant systems with no untrusted local users have lower practical risk, but should still be patched if affected. Treat this as a priority for shared hosting or multi-tenant application infrastructure. It is less urgent than a remote code execution issue, but memory exposure can disclose secrets that enable broader compromise. Mitigation focus: Upgrade PHP to the fixed upstream versions or later.; Apply vendor security packages from Debian, Ubuntu, Gentoo, Red Hat, or other supported distributions.; Prioritize shared hosting and multi-tenant PHP-FPM systems first..

Prepared

Jun 7, 2026, 13:40 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.