SB2025053008 - Multiple vulnerabilities in TeamCity
Published: May 30, 2025 Updated: August 17, 2026
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 vulnerabilities.
1) Stored cross-site scripting (CVE-ID: CVE-2025-46618)
CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVSSv4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data within the filenames in the diagnostics functionality. A remote user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
2) Relative Path Traversal (CVE-ID: CVE-2025-46433)
CWE-ID: CWE-23 - Relative Path Traversal
CVSSv4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
The vulnerability allows a remote user to access files outside the intended directory.
The vulnerability exists due to path traversal in loggingPreset parameter when handling requests. A remote user can send a specially crafted request to access files outside the intended directory.
3) Inclusion of Sensitive Information in Log Files (CVE-ID: CVE-2025-46432)
CWE-ID: CWE-532 - Information Exposure Through Log Files
CVSSv4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
The vulnerability allows a remote user to disclose sensitive information.
The vulnerability exists due to insertion of sensitive information into log files in build logs when logging base64-encoded credentials. A remote user can access build logs containing exposed credentials to disclose sensitive information.
Remediation
Install update from vendor's website.
References
- https://www.jetbrains.com/privacy-security/issues-fixed/
- https://www.zerodayinitiative.com/advisories/ZDI-25-287/
- https://www.jetbrains.com/privacy-security/issues-fixed/#3c60c2bd7adc2df21f2d213954ab12dd
- https://www.jetbrains.com/privacy-security/issues-fixed/#b677a82604c3c210caef421156c7d4f0
- https://www.jetbrains.com/privacy-security/issues-fixed/#79decbaf3c20926341091bab8477db07