CVE-2023-42431

PoC —

CVSS 3.1

5.4 medium

EPSS

<1%p28

Published

Oct 30, 2023 (Oct 30, 2023)

Modified

Jun 17, 2026

Description

Cross-site Scripting (XSS) vulnerability in BlueSpiceAvatars extension of BlueSpice allows logged in user to inject arbitrary HTML into the profile image dialog on Special:Preferences. This only applies to the genuine user context.

Vendors: hallowelt
Products: bluespice
Weakness: CWE-20, CWE-79
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.3%)

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