# CVE-2026-111095: JetBrains TeamCity stored XSS in project overview

Source: https://junglewise.ai/threats/cve-2026-111095-in-jetbrains-teamcity-before-2026-2-2026-1-4-2025-11-8-stored  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-15. Updated: 2026-10-16  
License: CC BY 4.0 with a link back

CVE-2026-111095 · Severity: high · CVSS 8 · Published 2026-10-15

TeamCity is a continuous integration and deployment platform used by development teams to automate software builds and testing. A stored cross-site scripting (XSS) vulnerability in the classic project overview allows attackers to inject malicious scripts that execute in other users' browsers when they view projects. This could lead to session hijacking, credential theft, or unauthorized actions performed on behalf of legitimate users.

Technologies: [Jetbrains TeamCity](https://junglewise.ai/threats/technologies/teamcity). Vendors: [Jetbrains](https://junglewise.ai/threats/vendors/jetbrains).

## Quick answers

**Is CVE-2026-111095 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-111095 being exploited in the wild.

**How severe is CVE-2026-111095?** High severity, with a CVSS score of 8, published 15 October 2026.

**Which products and versions are affected?** Jetbrains TeamCity before 2026.2, 2026.1.4, 2025.11.8.

**Is there a fix for CVE-2026-111095?** Yes: fixed in TeamCity 2026.2, 2026.1.4, 2025.11.8. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-111095 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-111095?** Check whether you run Jetbrains TeamCity at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- Fixed in TeamCity 2026.2, 2026.1.4, 2025.11.8

## Technical details

A stored XSS vulnerability exists in the classic project overview component of TeamCity versions before 2026.2, 2026.1.4, and 2025.11.8. The vulnerability allows injection of arbitrary JavaScript that persists in the application and executes in the browsers of other users viewing the affected project overview. Exploitation requires the ability to create or modify project configuration, and affected users will be compromised upon viewing the poisoned overview.

## Affected products

- JetBrains TeamCity before 2026.2, 2026.1.4, 2025.11.8

## Timeline

- 2026-10-15: disclosed

## References

- [https://www.jetbrains.com/privacy-security/issues-fixed/](https://www.jetbrains.com/privacy-security/issues-fixed/)

## Related threats

- [JetBrains TeamCity stored XSS in classic build log](https://junglewise.ai/threats/cve-2026-111096-in-jetbrains-teamcity-before-2026-2-2026-1-4-2025-11-8-stored)
- [JetBrains TeamCity remote code execution in build messages protocol](https://junglewise.ai/threats/cve-2026-111094-in-jetbrains-teamcity-before-2026-2-2026-1-4-2025-11-8-remote)
- [JetBrains TeamCity Git submodule URL validation bypass](https://junglewise.ai/threats/cve-2026-106219-in-jetbrains-teamcity-before-2026-2-1-missing-validation-of-git)
- [JetBrains TeamCity Kotlin DSL sandbox escape RCE](https://junglewise.ai/threats/cve-2026-106218-in-jetbrains-teamcity-before-2026-1-3-2025-11-7-kotlin-dsl)
- [JetBrains TeamCity administrator account takeover via password reset](https://junglewise.ai/threats/cve-2026-100255-in-jetbrains-teamcity-before-2026-2-2026-1-4-2025-11-8)