CVE-2015-3257: Zend/Diactoros/Uri::filterPath in zend-diactoros before 1.0.4 does not properly sanitize path input, which...

Security readout for executives and security teams

This flaw affects zend-diactoros before 1.0.4. A remote attacker could abuse insufficient path sanitization to cause cross-site scripting or redirect users to unintended sites. The bundle does not show active exploitation or a CVSS score, so urgency depends on whether affected versions are deployed in public-facing applications. Exposure is most likely in PHP applications using zend-diactoros before 1.0.4, especially where URI path values are reflected, used in redirects, or reachable from public routes. The provided sources do not identify specific vendors, platforms, or hosted services using it. Handle as a moderate web-application risk. It is not presented as actively exploited in the supplied sources, but public-facing use of the affected library can expose users to phishing-style redirects or browser-side script execution. Mitigation focus: Inventory applications and libraries for zend-diactoros dependency versions.; Upgrade zend-diactoros to 1.0.4 or later where present.; Prioritize public-facing applications that process user-controlled URI paths..

Prepared

Jun 12, 2026, 21:19 UTC (UTC+00:00)

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