# CVE-2026-86497

## Summary

- **CVE ID:** CVE-2026-86497
- **Severity:** MEDIUM
- **CVSS Score:** 6.8 (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N)
- **CWE:** CWE-201
- **Published:** Sep 7, 2026
- **Last Modified:** Sep 8, 2026

## Description

In JetBrains YouTrack before 2026.2.18769 changing a mailbox host without re-authentication allowed a project administrator to exfiltrate stored mailbox credentials

## Affected Products

- JetBrains — YouTrack (0)

## References

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

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.27%
- **EPSS Percentile:** 18.7

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._