CVE-2025-29784

Public Exploit
NamelessMC Has Lack of Length Validation for s Parameter in GET Requests

Description

NamelessMC is a free, easy to use & powerful website software for Minecraft servers. In version 2.1.4 and prior, the s parameter in GET requests for forum search functionality lacks length validation, allowing attackers to submit excessively long search queries. This oversight can lead to performance degradation and potential denial-of-service (DoS) attacks. This issue has been patched in version 2.2.0.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.13%
Vendor Advisory github.com
Affected: NamelessMC Nameless
Published at:
Updated at:

References

Link Tags
https://github.com/NamelessMC/Nameless/security/advisories/GHSA-4hrq-rf96-c2jm exploit vendor advisory
https://github.com/NamelessMC/Nameless/commit/f5341e56930a98978171e0a871d60f19ab30ebdd patch
https://github.com/NamelessMC/Nameless/releases/tag/v2.2.0 release notes

Frequently Asked Questions

What is the severity of CVE-2025-29784?
CVE-2025-29784 has been scored as a high severity vulnerability.
How to fix CVE-2025-29784?
To fix CVE-2025-29784, 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-2025-29784 being actively exploited in the wild?
It is possible that CVE-2025-29784 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-2025-29784?
CVE-2025-29784 affects NamelessMC Nameless.
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