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JetBrains TeamCity Perforce Connection Test Port Enumeration Vulnerability

Vulnerability

A port enumeration vulnerability was present in JetBrains TeamCity versions prior to 2025.11. This issue allowed for port scanning through the Perforce connection test feature.

Impact

Exploitation of this vulnerability could lead to unauthorized port enumeration, potentially allowing an attacker to identify open ports and services running on the target system.

Remediation

Users can upgrade to JetBrains TeamCity version 2025.11 or later to address this vulnerability.

Added: Dec 16, 2025, 6:51 PM
Updated: Dec 16, 2025, 6:51 PM

Vulnerability Rating

Custom Algorithm
spread
5.0
impact
0.6
exploitability
4.8
remediation
7.7
relevance
1.5
threat
0.0
urgency
2.9
incentive
1.7

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