CVE-2025-54117

Description

NamelessMC is a free, easy to use & powerful website software for Minecraft servers. Cross-site scripting (XSS) vulnerability in NamelessMC before 2.2.3 allows remote authenticated attackers to inject arbitrary web script or HTML via the dashboard text editor component. This vulnerability is fixed in 2.2.4.

CVSS v3.1 Score

9.0

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

CWE-80 CWE-80

Affected Products

Vendor	Product	Versions
namelessmc	nameless	< 2.2.4

References

Advisories & Patches

https://github.com/NamelessMC/Nameless/commit/0e77706b2966dd9f2e30502126d6581ecc001f09 https://github.com/NamelessMC/Nameless/security/advisories/GHSA-gp3j-j84w-vqxx

Exploits

https://github.com/NamelessMC/Nameless/security/advisories/GHSA-gp3j-j84w-vqxx

Frequently Asked Questions

What is CVE-2025-54117? +

NamelessMC is a free, easy to use & powerful website software for Minecraft servers. Cross-site scripting (XSS) vulnerability in NamelessMC before 2.2.3 allows remote authenticated attackers to inject arbitrary web script or HTML via the dashboard text editor component. This vulnerability is fixed in 2.2.4. It has a CVSS v3.1 base score of 9.0 (CRITICAL).

How severe is CVE-2025-54117? +

CVE-2025-54117 has a CVSS v3.1 score of 9.0 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

What products are affected by CVE-2025-54117? +

CVE-2025-54117 affects products from namelessmc, specifically: nameless. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-54117? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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