CVE-2026-108802
A weakness has been identified in y_project RuoYi up to 4.8.3.
Does this matter?
Lower severity and a low EPSS score (0.20%). Track it; it rarely justifies an emergency change on its own.
Description
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.
- CVSS 4.0
- 2.0 LOWCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 0.20% probability · 10th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-79, CWE-94
- Source
- cna@vuldb.com
EPSS moved from 0.2% on 12 October 2026 to 0.2% on 27 October 2026.
References
- https://github.com/Bob-wentao/security-report-for-ruoyi-dictionary-preview-stored-xss
- https://github.com/Bob-wentao/security-report-for-ruoyi-dictionary-preview-stored-xss/tree/main/poc
- https://vuldb.com/cve/CVE-2026-108802
- https://vuldb.com/submit/962540
- https://vuldb.com/vuln/416579
- https://vuldb.com/vuln/416579/cti
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.