CVE-2026-108802: y_project RuoYi Dictionary Data Drawer Preview add renderDrawer cross site scripting
A weakness has been identified in yproject 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.
Affected Software
Event History
Frequently Asked Questions
Which deployments are affected?
The issue affects y_project RuoYi through version 4.8.3, specifically the Dictionary Data Drawer Preview component and its renderDrawer function in /system/dict/data/add.
What does an attacker need to exploit this issue?
An attacker needs remote access and low-level privileges, and exploitation requires user interaction. The attack manipulates the cssClass argument to trigger cross-site scripting.
Is public exploit information available?
Yes. The available data states that an exploit has been publicly disclosed and could be used in attacks.
Is a vendor fix available?
The available data does not identify a fix. It states that the vendor was contacted before disclosure but did not respond.