YARA · Signature Base (Florian Roth / Nextron)
SIGNATURE_BASE_EXPL_RCE_React_Server_Next_JS_CVE_2025_66478_Errors_Dec25
Detects error messages caused by the exploitation of the React Server Remote Code Execution Vulnerability (CVE-2025-55182) in Next.js applications (CVE-2025-66478). This can also be caused by vulnerability scanning.
- Autor
- Florian Roth
- Fecha
- 2025-12-05
- Modificada
- 2026-05-15
- Puntuación / Calidad
- 65 / 85
Qué detecta esta regla
Detects error messages caused by the exploitation of the React Server Remote Code Execution Vulnerability (CVE-2025-55182) in Next.js applications (CVE-2025-66478). This can also be caused by vulnerability scanning.
Define 2 patrones (2 de texto, 0 hex, 0 regex).
Resumen generado a partir de los metadatos y la condición de la regla.
Código de la regla
rule SIGNATURE_BASE_EXPL_RCE_React_Server_Next_JS_CVE_2025_66478_Errors_Dec25 : CVE_2025_55182 CVE_2025_66478
{
meta:
= "Detects error messages caused by the exploitation of the React Server Remote Code Execution Vulnerability (CVE-2025-55182) in Next.js applications (CVE-2025-66478). This can also be caused by vulnerability scanning."
= "Florian Roth"
= "6baeb522-6299-56a2-be27-21c6b668439b"
= "2025-12-05"
= "2026-05-15"
= "https://github.com/Malayke/Next.js-RSC-RCE-Scanner-CVE-2025-66478"
= "https://github.com/Neo23x0/signature-base/blob/94a1c48d7ab499879287ff611dfe7f9c56376030/yara/react_pocs_indicators_dec25.yar#L74-L87"
= "https://github.com/Neo23x0/signature-base/blob/94a1c48d7ab499879287ff611dfe7f9c56376030/LICENSE"
= "6e5d809cd436935324ad4cb657a66a1c257df13a8dd52ee5db1b803ad24560b3"
= 65
= 85
= "CVE-2025-55182, CVE-2025-66478"
strings:
$s1 = "[Error: NEXT_REDIRECT]"
$s2 = "digest: 'uid=0(root) gid=0(root)"
condition:
all of them
}
Cadenas (2 patrones)
| Identificador | Tipo | Valor | Modificadores |
|---|---|---|---|
| $s1 | texto | "[Error: NEXT_REDIRECT]" | |
| $s2 | texto | "digest: 'uid=0(root) gid=0(root)" |
Condición
all of themEn palabras sencillas (Heurística)
- Deben coincidir todos los patrones de la regla.
Prueba esta regla en tu navegador
Arrastra un archivo para escanearlo con esta regla usando YARA-X compilado a WebAssembly. No se sube nada.
Licencia y atribución
Autor: Florian Roth
Repositorio de origen: Signature Base (Florian Roth / Nextron) @ 94a1c48d7a
Licencia: Detection Rule License 1.1 (licencia del repositorio)
Obtenida a través de YARA Forge 20260927, que añade a los nombres el prefijo de la fuente y campos meta normalizados.
Id de la regla: 6baeb522-6299-56a2-be27-21c6b668439b
Etiquetas:CVE_2025_55182CVE_2025_66478
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