CVE-2007-3007: PHP 5 before 5.2.3 does not enforce the open_basedir or safe_mode restriction in certain cases, which allow...

Security readout for executives and security teams

Older PHP 5 versions could fail to enforce file-access restrictions in some cases. An attacker might not read arbitrary files directly, but could learn whether sensitive files exist. This matters most for legacy shared-hosting or multi-tenant systems that relied on open_basedir or safe_mode as a security boundary. Exposure is likely limited to legacy systems still running PHP 5 earlier than 5.2.3, especially environments using open_basedir or safe_mode for tenant isolation or application containment. The bundle’s affected-product metadata is incomplete, so asset inventory is required. Treat this as a legacy exposure cleanup item unless PHP 5 is still present in production. If old PHP supports customer-facing or multi-tenant workloads, prioritize remediation because the affected controls were intended to limit file visibility between contexts. Mitigation focus: Upgrade PHP to 5.2.3 or a supported vendor-fixed package.; Check distribution advisories for Gentoo, Fedora, SUSE, or Trustix package guidance.; Do not rely on open_basedir or safe_mode as the only isolation control..

Prepared

Jun 29, 2026, 05:15 UTC (UTC+00:00)

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