CVE-2022-4891

Estado: ModificadaAlta (7.5)—

Gravedad7.5Alta · CVSS 3.1

Probabilidad de explotación1.35 %mayor que el 71 % de las CVE

Explotación activaNono figura en el catálogo de CISA

Exploit públicoNo conocidosin código público localizado

Una vulnerabilidad ha sido encontrada en Sisimai hasta 4.25.14p11 y clasificada como problemática. Esta vulnerabilidad afecta a la función to_plain del archivo lib/sisimai/string.rb. La manipulación conduce a una complejidad de expresiones regulares ineficiente. El exploit ha sido divulgado al público y puede utilizarse. La actualización a la versión 4.25.14p12 puede solucionar este problema. El nombre del parche es 51fe2e6521c9c02b421b383943dc9e4bbbe65d4e. Se recomienda actualizar el componente afectado. El identificador de esta vulnerabilidad es VDB-218452.

CVSS

Puntuación base: 7.5
Versión: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 1.35 %
Percentil entre todas las CVEs puntuadas: 71
Fecha de la puntuación: 23/10/2026

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).

Tecnologías afectadas (1)

Libsisimai — Sisimai

CWE

CWE-1333

Referencias

Mostrar las 12 referencias

JSON original (NVD)

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