Access Control Flaw in JetBrains YouTrack Exposes Reporter Email Addresses
CVE-2026-86496

4.3MEDIUM

Key Information:

Vendor

Jetbrains
Status
Youtrack
Vendor
CVE Published:
7 September 2026

What is CVE-2026-86496?

An access control vulnerability in JetBrains YouTrack prior to version 2026.2.18769 allows unauthorized exposure of reporter email addresses. This issue results from insufficient access controls, posing a risk to the privacy of authorized reporters' information. Organizations using older versions of YouTrack should evaluate their security posture and consider upgrading to protect sensitive data.

Affected Version(s)

YouTrack 0 < 2026.2.18769

References

https://www.jetbrains.com/privacy-security/issues-fixed/

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.