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2N Access Commander Session Fixation Vulnerability Allowing Active Cookies After Logout

Vulnerability

A session fixation vulnerability has been identified in 2N Access Commander versions through 3.4.2. The issue arises because the application improperly invalidates session tokens, allowing multiple session cookies to remain active after a user has logged out.

Impact

Exploitation of this vulnerability could lead to session fixation, where an attacker could potentially hijack a user's session by exploiting the active session cookies.

Remediation

Users are advised to upgrade to 2N Access Commander version 3.5 or later, where this vulnerability has been addressed.

Added: Mar 4, 2026, 4:28 PM
Updated: Mar 4, 2026, 6:26 PM

Vulnerability Rating

Custom Algorithm
spread
1.4
impact
5.0
exploitability
6.4
remediation
7.7
relevance
3.5
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.