Vulnerability details

CVE-2025-29784

NamelessMC Nameless

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

CVSS 3.1

7.5High

Official 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.

CVSS scores

Score	Version	Source	Vector
7.5High	3.1	CVEProject cvelistV5 (CNA) (GitHub_M)	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H`

Affected products

Vendor	Product	Versions	Source
NamelessMC	Nameless	< 2.2.0	CVEProject cvelistV5 (CNA)

References and advisories

https://github.com/NamelessMC/Nameless/commit/f5341e56930a98978171e0a871d60f19ab30ebdd x_refsource_MISC
https://github.com/NamelessMC/Nameless/releases/tag/v2.2.0 x_refsource_MISC
https://github.com/NamelessMC/Nameless/security/advisories/GHSA-4hrq-rf96-c2jm x_refsource_CONFIRM

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Details

Published: 2025-04-18
Last updated: 2025-04-18
State: Published
Assigner (CNA): GitHub_M

Exploit prediction (EPSS)

0.65%

Probability of exploitation in 30 days

51.6%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: Yes
Exploitation: Proof of concept
Technical impact: Partial

Weaknesses (CWE)

CWE-130
Improper Handling of Length Parameter Inconsistency
CWE-20
Improper Input Validation
CWE-1284
Improper Validation of Specified Quantity in Input