CVE-2014-4821: IBM WebSphere Portal

Medium severity, CVSS 5.0. EPSS: 2.1% chance of exploitation in the next 30 days.

IBM WebSphere Portal 6.1.0 through 6.1.0.6 CF27, 6.1.5 through 6.1.5.3 CF27, 7.0 through 7.0.0.2 CF28, 8.0 through 8.0.0.1 CF14, and 8.5.0 before CF03 provides different web-server error codes depending on whether a requested file exists, which allows remote attackers to determine the validity of filenames via a series of requests.

Affected products

  • IBM WebSphere Portal: version 6.1.0.0 only; version 6.1.0.1 only; version 6.1.0.2 only; version 6.1.0.3 only; version 6.1.0.4 only; version 6.1.0.5 only; …

Published 2014-10-28. Last modified 2026-06-17.