---
title: "CVE-2019-3403: Incorrect Authorization | CubePath"
description: "The /rest/api/2/user/picker rest resource in Jira before version 7.13.3, from version 8.0.0 before version 8.0.4, and from version 8.1.0 before version…"
language: en
source: https://cubepath.com/security/cve/CVE-2019-3403
---

# CVE-2019-3403: Incorrect Authorization | CubePath

## Description

The /rest/api/2/user/picker rest resource in Jira before version 7.13.3, from version 8.0.0 before version 8.0.4, and from version 8.1.0 before version 8.1.1 allows remote attackers to enumerate usernames via an incorrect authorisation check.

Official description from the CVE record, published by atlassian. Copyright © 1999-2026 The MITRE Corporation. See [/security/cve/legal](https://cubepath.com/security/cve/legal) for the CVE license. [View the record on cve.org](https://www.cve.org/CVERecord?id=CVE-2019-3403)

## Key data

### EPSS

Exploit Prediction Scoring System by FIRST: an estimate of the probability that exploitation activity will be observed in the next 30 days.

Score

0.53593 (53.6% probability)

Percentile

99.0%

Scores of

Nov 10, 2026

Model

v2026.06.15

### Weakness (CWE)

CWE catalog version 5.0.

CWE names: Copyright © 2006-2026, The MITRE Corporation. See [/security/cve/legal](https://cubepath.com/security/cve/legal) for the CWE license.

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

## Affected products

Products listed in the CVE record, as the CNA published them.

- Atlassian Jira

  - affected: unspecified up to before 7.13.3
  - affected: 8.0.0 up to before unspecified
  - affected: unspecified up to before 8.0.4
  - affected: 8.1.0 up to before unspecified
  - affected: unspecified up to before 8.1.1

## References

Links listed in the CVE record. They lead to other sites, which CubePath does not control.

- [jira.atlassian.com/browse/JRASERVER-69242](https://jira.atlassian.com/browse/JRASERVER-69242)

## Timeline

1. ID reserved Dec 19, 2018
2. Record published May 22, 2019
3. Record last updated Sep 17, 2024

## Look up another CVE

## About CubePath

CubePath is a cloud provider with data centers in Europe and the United States. It offers VPS, bare metal servers and DDoS protection.

[Cloud VPS](https://cubepath.com/vps) [DDoS protection](https://cubepath.com/ddos-protection)

Data from the CVE Program (MITRE), CISA KEV and FIRST EPSS. CVSS is owned by FIRST and used by permission. Not affiliated with or endorsed by MITRE, CISA or FIRST. Data as of Nov 10, 2026, 20:00 UTC. [Sources and licenses](https://cubepath.com/security/cve/legal)