JetBrains TeamCity <=2025.11.1 Default Agent Params expose sensitive data
CVE-2026-49377 Published on May 29, 2026

In JetBrains TeamCity before 2025.11.2 exposure of sensitive data via default agent parameters

NVD

Vulnerability Analysis

CVE-2026-49377 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality, a small impact on integrity and availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
LOW
Integrity Impact:
NONE
Availability Impact:
NONE

Weakness Type

Exposure of Sensitive Information Through Environmental Variables

Environmental variables may contain sensitive information about a remote server.


Products Associated with CVE-2026-49377

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JetBrains Teamcity
 

Affected Versions

JetBrains TeamCity:

Exploit Probability

EPSS
0.67%
Percentile
47.06%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.