CVE-2025-29784
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
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Puntuación base: 7.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.65%
- Percentil entre todas las CVEs puntuadas: 49
- Fecha de la puntuación: 6/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
🎯 Técnicas ATT&CK
Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.
- Explotación
T1190Exploit Public-Facing Applicationinitial access85 % - Impacto principal
T1499.004Application or System Exploitationimpact90 %
AV:N/AC:L/PR:N permite explotación remota sin privilegios (T1190). La falta de validación de longitud en parámetro 's' causa degradación de rendimiento y DoS (T1499.004: HTTP flood/application-level DoS).
Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.
🛡️ Mitigaciones ATT&CK que cubren estas técnicas
Tecnologías afectadas (1)
CWE
- CWE-20, CWE-130, CWE-1284
Referencias
- https://github.com/NamelessMC/Nameless/commit/f5341e56930a98978171e0a871d60f19ab30ebdd
- https://github.com/NamelessMC/Nameless/releases/tag/v2.2.0
- https://github.com/NamelessMC/Nameless/security/advisories/GHSA-4hrq-rf96-c2jm
- https://github.com/NamelessMC/Nameless/security/advisories/GHSA-4hrq-rf96-c2jm
JSON original (NVD)
Mostrar
{
"id": "CVE-2025-29784",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2025-29784",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "poc"
},
{
"automatable": "yes"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2025-04-18T16:05:26.830187Z"
}
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "security-advisories@github.com",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 7.5,
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "NONE"
},
"impactScore": 3.6,
"exploitabilityScore": 3.9
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 7.5,
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "NONE"
},
"impactScore": 3.6,
"exploitabilityScore": 3.9
}
]
},
"affected": [
{
"source": "security-advisories@github.com",
"affectedData": [
{
"vendor": "NamelessMC",
"product": "Nameless",
"versions": [
{
"status": "affected",
"version": "< 2.2.0"
}
]
}
]
}
],
"published": "2025-04-18T16:15:22.163",
"references": [
{
"url": "https://github.com/NamelessMC/Nameless/commit/f5341e56930a98978171e0a871d60f19ab30ebdd",
"tags": [
"Patch"
],
"source": "security-advisories@github.com"
},
{
"url": "https://github.com/NamelessMC/Nameless/releases/tag/v2.2.0",
"tags": [
"Release Notes"
],
"source": "security-advisories@github.com"
},
{
"url": "https://github.com/NamelessMC/Nameless/security/advisories/GHSA-4hrq-rf96-c2jm",
"tags": [
"Exploit",
"Vendor Advisory"
],
"source": "security-advisories@github.com"
},
{
"url": "https://github.com/NamelessMC/Nameless/security/advisories/GHSA-4hrq-rf96-c2jm",
"tags": [
"Exploit",
"Vendor Advisory"
],
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
}
],
"vulnStatus": "Analyzed",
"weaknesses": [
{
"type": "Secondary",
"source": "security-advisories@github.com",
"description": [
{
"lang": "en",
"value": "CWE-20"
},
{
"lang": "en",
"value": "CWE-130"
},
{
"lang": "en",
"value": "CWE-1284"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "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."
},
{
"lang": "es",
"value": "NamelessMC es un software web gratuito, fácil de usar y potente para servidores de Minecraft. En la versión 2.1.4 y anteriores, el parámetro \"s\" en las solicitudes GET para la función de búsqueda en el foro no validaba la longitud, lo que permitía a los atacantes enviar consultas de búsqueda excesivamente largas. Este descuido puede provocar una degradación del rendimiento y posibles ataques de denegación de servicio (DoS). Este problema se ha corregido en la versión 2.2.0."
}
],
"lastModified": "2026-06-17T09:05:39.940",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:namelessmc:nameless:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "8A429B30-0D89-49F2-BAE4-61911F252441",
"versionEndExcluding": "2.2.0"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "security-advisories@github.com"
}