Description
Improper Encoding or Escaping of Output vulnerability in Hallo Welt! GmbH BlueSpice (Extension:BlueSpiceWhoIsOnline) allows Cross-Site Scripting (XSS). This issue affects BlueSpice: from 5 through 5.1.1.
Scores
CVSS v3
5.4
EPSS
0.0003
EPSS Percentile
7.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-116
CWE-79
Status
published
Products (1)
hallowelt/bluespice
5.0 - 5.1.2
Published
Sep 19, 2025
Tracked Since
Feb 18, 2026