CVE-2011-4831

CVE-2011-4831 is a none vulnerability published on December 15, 2011. Directory traversal vulnerability in webFileBrowser.php in Web File Browser 0.4b14 allows remote authenticated users to read arbitrary files via a ..%2f (encoded dot dot) in the file parameter in a download action.

CVE-2011-4831 was first published in the National Vulnerability Database on December 15, 2011, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

CVE-2011-4831 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 85.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2011-4831, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.