CVE-2025-54421

HIGH

NamelessMC < 2.2.4 - Authenticated Cross-Site Scripting via Default Keywords Parameter

Title source: llm
STIX 2.1

Description

NamelessMC is a free, easy to use & powerful website software for Minecraft servers. Cross-site scripting (XSS) vulnerability in NamelessMC before 2.2.4 allows remote authenticated attackers to inject arbitrary web script or HTML via the default_keywords crafted parameter. This vulnerability is fixed in 2.2.4.

References (2)

Core 2

Scores

CVSS v3 7.2
EPSS 0.0037
EPSS Percentile 28.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-80 CWE-79
Status published
Products (1)
namelessmc/nameless < 2.2.4
Published Aug 18, 2025
Tracked Since Feb 18, 2026