CVE-2022-42001 — Potential XSS in book navigation

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MEDIUM

Potential XSS in book navigation

Published Nov 15, 2022

5.4

MEDIUM

CVSS 3.1

EPSS 0.27%

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.

Affected products

Vendor Hallo Welt! GmbH Product BlueSpice Default
n/a
- Version
  4
  Status
  affected
  Constraints
  <4.2.1

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Hallo Welt! GmbH

BlueSpice

n/a

Version	Status	Constraints
4	affected	<4.2.1

Remediation

Vendor solution

Upgrade to BlueSpice 4.2.1 or later

Metrics

0.27% 0.00272

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00272

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (10 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.27% (0.00272)	17.72th	v5 (v2026.06.15)
Jun 15, 2026	0.26% (0.00255)	16.61th	v5 (v2026.06.15)
Mar 17, 2025	0.18% (0.00181)	37.62th	v4 (v2025.03.14)
Dec 12, 2024	0.05% (0.00054)	24.72th	v3 (v2023.03.01)
Jun 7, 2024	0.05% (0.00054)	22.48th	v3 (v2023.03.01)
Nov 22, 2023	0.05% (0.00053)	18.99th	v3 (v2023.03.01)
Oct 16, 2023	0.05% (0.00048)	15.17th	v3 (v2023.03.01)
Mar 7, 2023	0.04% (0.00045)	11.89th	v3 (v2023.03.01)
Mar 6, 2023	0.89% (0.00885)	27.89th	v2 (v2022.01.01)
Nov 16, 2022	0.89% (0.00885)	26.85th	v2 (v2022.01.01)