IBM Aspera Shares HTTP Header Injection Vulnerability Allowing Cross-Site Scripting and Session Hijacking

Vulnerability

A vulnerability in IBM Aspera Shares versions 1.9.9 prior to 1.11.0 allows HTTP header injection due to inadequate validation of HOST headers. This flaw could enable an attacker to perform various attacks on the affected system, such as cross-site scripting, cache poisoning, or session hijacking.

Impact

Exploitation of this vulnerability could lead to HTTP header injection, allowing for cross-site scripting, cache poisoning, or session hijacking.

Remediation

Users can upgrade to IBM Aspera Shares version 1.11.1 to address this vulnerability. Instructions for downloading this version are available on the IBM Support Fix Central website.

Added: Apr 1, 2026, 11:35 PM
Updated: Apr 1, 2026, 11:35 PM

Vulnerability Rating

Custom Algorithm
spread
1.0
impact
3.5
exploitability
7.6
remediation
7.7
relevance
5.1
threat
0.0
urgency
2.9
incentive
4.2

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.