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CVE-2025-57880

Potential XSS in Extension:BlueSpiceWhoIsOnline

Published: Sep 19, 2025Updated: Sep 22, 2025 Sources: CVE List NVDCWE-116
5.4MEDIUM
NVD MITRE
EPSS Score
0.2%
Top 92.7%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:RS:CC:LI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:RUser Interaction
Required
Scope
S:CScope
Changed
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:NAvailability
None
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Weaknesses

CWE-116CWE-79

Affected Products

Hallo Welt! GmbH
oss-projectaka bluespice, common user interface component
BlueSpiceMixed
Web & CMS Plugins / cms-core
hallowelt
oss-projectaka common user interface, bluespice
bluespiceMixed
Web & CMS Plugins / cms-core

Exploitability

Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://en.wiki.bluespice.com/wiki/Security:Security_Advisories/BSSA-2025-05
en.wiki.bluespice.com

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