CVE-2022-42001 Potential XSS in book navigation

Low 3.3 Published 15 Nov 2022 Updated 29 Apr 2025

An attacker with edit permissions can inject arbitrary HTML into the book navigation, potentially executing scripts in other users' browsers.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2022-42001?

CVE-2022-42001 is a low-severity cross-site scripting vulnerability in Hallo Welt! GmbH BlueSpice, published on 15 Nov 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Cross-site Scripting (XSS) vulnerability in BlueSpiceBookshelf extension of BlueSpice allows user with regular account and edit permissions to inject arbitrary HTML into the book navigation.

Weakness: CWE-79

Which versions are affected by CVE-2022-42001?

It affects 1 product.

Products include Hallowelt Bluespice.

How do I fix CVE-2022-42001?

No fix has been published for CVE-2022-42001 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2022-42001 being exploited?

There is no known exploitation of CVE-2022-42001 in the wild and no public exploit code.

Sources

Also known as GHSA-mh3f-7jrf-xp34.