CVE-2017-1577: IBM WebSphere Portal

High severity, CVSS 7.5. EPSS: 2.9% chance of exploitation in the next 30 days.

IBM WebSphere Portal 7.0, 8.0, 8.5, and 9.0 could allow a remote attacker to traverse directories on the system. An attacker could send a specially-crafted URL request containing "dot dot" sequences (/../) to view arbitrary files on the system. IBM X-Force ID: 132117.

Affected products

• IBM WebSphere Portal: version 7.0.0.0 only; version 7.0.0.1 only; version 7.0.0.2 only; version 8.0.0.0 only; version 8.0.0.1 only; version 8.5.0.0 only; …

Published 2017-09-28. Last modified 2026-06-17.