CVE-2022-41789: Potential XSS on default page header

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-11-15 · updated 2026-06-17
Weakness: CWE-79

Description

Cross-site Scripting (XSS) vulnerability in BlueSpiceDiscovery skin of BlueSpice allows logged in user with edit permissions to inject arbitrary HTML into the default page header of a wikipage.

Affected products

Hallo Welt! GmbH BlueSpice: from 4.1.0 before 4.2.1 — fixed in 4.2.1

How to fix

Upgrade to a fixed version: Hallo Welt! GmbH BlueSpice 4.2.1. Check the vendor advisory for mitigations.

References

https://en.wiki.bluespice.com/wiki/Security:Security_Advisories/BSSA-2022-04
https://en.wiki.bluespice.com/wiki/Security:Security_Advisories/BSSA-2022-04

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