---
id: CVE-2026-108802
title: A weakness has been identified in y_project RuoYi up to 4.8.3
summary: >-
  A weakness has been identified in y_project RuoYi up to 4.8.3. This affects
  the function renderDrawer of the file /system/dict/data/add of the component
  Dictionary Data Drawer Preview. Executing a manipulation of the argument
  cssClass ca…
severity: low
cvss: 3.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N'
cwe:
  - CWE-79
  - CWE-94
published: '2026-10-12'
updated: '2026-10-12'
sourceUpdated: '2026-10-12T06:16:59.153'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-108802'
references:
  - url: >-
      https://github.com/Bob-wentao/security-report-for-ruoyi-dictionary-preview-stored-xss
    label: cna@vuldb.com
  - url: >-
      https://github.com/Bob-wentao/security-report-for-ruoyi-dictionary-preview-stored-xss/tree/main/poc
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-108802'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/962540'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/416579'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/416579/cti'
    label: cna@vuldb.com
tags:
  - nvd
ingestedAt: '2026-10-12T14:50:34.091Z'
---

## Overview

A weakness has been identified in y_project RuoYi up to 4.8.3. This affects the function renderDrawer of the file /system/dict/data/add of the component Dictionary Data Drawer Preview. Executing a manipulation of the argument cssClass can lead to cross site scripting. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks. 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.