NamelessMC Nameless up to 2.1.x Forum Quick Reply view_topic.php resource consumption

Summaryinfo

A vulnerability, which was classified as problematic, has been found in NamelessMC Nameless up to 2.1.x. The affected element is an unknown function of the file view_topic.php of the component Forum Quick Reply. The manipulation leads to resource consumption. This vulnerability is listed as CVE-2025-31118. The attack may be initiated remotely. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in NamelessMC Nameless up to 2.1.x and classified as problematic. This issue affects an unknown functionality of the file view_topic.php of the component Forum Quick Reply. The manipulation with an unknown input leads to a resource consumption vulnerability. Using CWE to declare the problem leads to CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. Impacted is integrity, and availability. The summary by CVE is:

NamelessMC is a free, easy to use & powerful website software for Minecraft servers. In version 2.1.4 and prior, forum quick reply feature (view_topic.php) does not implement any spam prevention mechanism. This allows authenticated users to continuously post replies without any time restriction, resulting in an uncontrolled surge of posts that can disrupt normal operations. This issue has been patched in version 2.2.0.

It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2025-31118 since 03/26/2025. The exploitation is known to be easy. The attack may be initiated remotely. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

By approaching the search of inurl:view_topic.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 2.2.0 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 51e9d93aaa28d40f060b807533d22b768abea207 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

• NamelessMC

Name

• Nameless

Version

• 2.0
• 2.1

License

• open-source

Website

• Product: https://github.com/NamelessMC/Nameless/

CPE 2.3info

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• 🔍

CPE 2.2info

• 🔍
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