CVE-2025-22142

Public Exploit
Cross-site Scripting in NamelessMC

Description

NamelessMC is a free, easy to use & powerful website software for Minecraft servers. In affected versions an admin can add the ability to have users fill out an additional field and users can inject javascript code into it that would be activated once a staffer visits the user's profile on staff panel. As a result an attacker can execute javascript code on the staffer's computer. This issue has been addressed in version 2.1.3 and all users are advised to upgrade. There are no known workarounds for this vulnerability.

Category

6.3
CVSS
Severity: Medium
CVSS 4.0 •
CVSS 3.1 •
EPSS 0.04%
Vendor Advisory github.com
Affected: NamelessMC Nameless
Published at:
Updated at:

References

Link Tags
https://github.com/NamelessMC/Nameless/security/advisories/GHSA-9q22-w64p-g8qm vendor advisory exploit
https://github.com/NamelessMC/Nameless/releases/tag/v2.1.3 release notes

Frequently Asked Questions

What is the severity of CVE-2025-22142?
CVE-2025-22142 has been scored as a medium severity vulnerability.
How to fix CVE-2025-22142?
To fix CVE-2025-22142, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-22142 being actively exploited in the wild?
It is possible that CVE-2025-22142 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-22142?
CVE-2025-22142 affects NamelessMC Nameless.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.