---
id: CVE-2026-90487
title: A vulnerability was found in Xuxueli xxl-job up to 3.4.2
summary: >-
  A vulnerability was found in Xuxueli xxl-job up to 3.4.2. Affected by this
  issue is some unknown functionality of the file
  xxl-job-admin/src/main/java/com/xxl/job/admin/business/controller/JobGroupController.java.
  The manipulation result…
severity: medium
cvss: 4.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'
cwe:
  - CWE-266
  - CWE-269
vendor: Xuxueli
product: xxl-job
affected:
  - xxl-job 3.4.0
  - xxl-job 3.4.1
  - xxl-job 3.4.2
published: '2026-09-12'
updated: '2026-09-14'
sourceUpdated: '2026-09-14T20:56:48.220'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-90487'
references:
  - url: >-
      https://github.com/zhaizejiang/xxl-job-vuln-poc/edit/main/xxl-job3.4.2_loadById%20Endpoint%20Missing%20Authentication.md
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-90487'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/888438'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/403075'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/403075/cti'
    label: cna@vuldb.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-14T15:56:20.837074Z'
ingestedAt: '2026-09-14T15:23:07.477Z'
epss: 0.00207
epssPercentile: 0.11168
---

## Overview

A vulnerability was found in Xuxueli xxl-job up to 3.4.2. Affected by this issue is some unknown functionality of the file xxl-job-admin/src/main/java/com/xxl/job/admin/business/controller/JobGroupController.java. The manipulation results in improper privilege management. The attack may be launched remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.