Description
Stored Cross-Site Scripting (XSS) in Sisense BloX widgets, in all versions, both on Sisense Cloud and in self-hosted deployments, allows an authenticated user with the Designer or Administrator role to execute JavaScript code in the browser of another user who opens the dashboard, via HTML or JavaScript code inserted into BloX widget fields, such as ‘desc’ and ‘text’.
References1
Metrics
- CVSS 4.0
-
8.3
HIGH
Score source: CNA
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:L/VA:L/SC:H/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - EPSS — exploit probability
- 0% percentile: 21 · as of 8 November 2026
- CWE
- CWE-79
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.