Description
An issue was discovered in phpMyAdmin involving the %u username replacement functionality of the SaveDir and UploadDir features. When the username substitution is configured, a specially-crafted user name can be used to circumvent restrictions to traverse the file system. All 4.6.x versions (prior to 4.6.4), 4.4.x versions (prior to 4.4.15.8), and 4.0.x versions (prior to 4.0.10.17) are affected.
Remediation
References
Related Vulnerabilities
Apache HTTP Server NULL Pointer Dereference Vulnerability (CVE-2026-29169)
PHP Other Vulnerability (CVE-2000-0860)
WordPress Plugin Dtracker Multiple Vulnerabilities (1.5)
WebLogic Missing Authentication for Critical Function Vulnerability (CVE-2025-21535)
Angular Uncontrolled Resource Consumption Vulnerability (CVE-2026-50171)