---
title: "CVE-2026-103488: JetBrains YouTrack - Broken Access Control"
description: "JetBrains YouTrack < 2026.2.19422 contains a broken access control caused by missing authorization checks, letting authenticated users add themselves to project teams and access restricted issues, exploit requires user authentication."
url: https://panop.io/threat-heartbeat/CVE-2026-103488/
---

# CVE-2026-103488 JetBrains YouTrack - Broken Access Control

JetBrains YouTrack < 2026.2.19422 contains a broken access control caused by missing authorization checks, letting authenticated users add themselves to project teams and access restricted issues, exploit requires user authentication.

CVSS base score 7.1 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.28% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-103488)

## Details

Type

Broken Access Control

Impact

Privilege Escalation, Broken Access Control

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N

Published

1 October 2026

Updated

15 October 2026

Weakness

[CWE-863](https://cwe.mitre.org/data/definitions/863.html)

## Vendor fix

Update to version 2026.2.19422 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-103488](https://nvd.nist.gov/vuln/detail/CVE-2026-103488)
- [https://www.jetbrains.com/privacy-security/issues-fixed/](https://www.jetbrains.com/privacy-security/issues-fixed/)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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