CVE-2026-59795 Details
Description
In JetBrains TeamCity before 2026.1.2 stored XSS via unauthenticated agent registration was possible
A stored cross-site scripting vulnerability has been identified in JetBrains TeamCity versions prior to 2026.1.2. This issue allows for the injection of malicious scripts through unauthenticated agent registration, which are then executed in the context of the user interface.
Users can update to JetBrains TeamCity version 2026.1.2 or later to address this vulnerability.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jul 10, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://www.jetbrains.com/privacy-security/issues-fixed/ | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-79 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| jetbrains teamcity | < 2026.1.2 |
CPE
Remediation
| |
Change History
3 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 13, 2026 | Initial Analysis | [email protected] |
| Jul 10, 2026 | CVE Modified | CISA-ADP |
| Jul 10, 2026 | New CVE Received | [email protected] |