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CVE-2015-4630

Estado: ModificadaAlta (8)—Exploit
Gravedad8Alta · CVSS 3.0
Probabilidad de explotación2.97 %mayor que el 87 % de las CVE
Explotación activaNono figura en el catálogo de CISA
Exploit públicoDisponiblePublicado en Exploit-DB

Múltiples vulnerabilidades Cross-Site Request Forgery (CSRF) en Koha, en versiones 3.14.x anteriores a la 3.14.16, versiones 3.16.x anteriores a la 3.16.12, versiones 3.18.x anteriores a la 3.18.08 y versiones 3.20.x anteriores a la 3.20.1, permiten que atacantes remotos (1) secuestren la autenticación de los administradores para peticiones que crean un usuario mediante una petición a members/memberentry.pl, (2) otorguen a un usuario el permiso superlibrarian mediante una peticiones a members/member-flags.pl o (3) secuestrar la autenticación de usuarios arbitrarios para peticiones que llevan a cabo ataques Cross-Site Scripting (XSS) mediante el parámetro addshelf en opac-shelves.pl.

CVSS

Puntuación base
8
Versión
3.0
Vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días
2.97 %
Percentil entre todas las CVEs puntuadas
87
Fecha de la puntuación
21/10/2026

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).

Exploits públicos

Hay código de explotación o plantillas de detección públicos. No es lo mismo que explotación activa confirmada (KEV), pero aumenta el riesgo: parchee con prioridad.

Tecnologías afectadas (1)

Koha — Koha

CWE

Referencias

Mostrar las 18 referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2015-4630",
  "cveTags": [],
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          "vectorString": "AV:N/AC:M/Au:S/C:P/I:P/A:P",
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  "affected": [
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      "value": "Multiple cross-site request forgery (CSRF) vulnerabilities in Koha 3.14.x before 3.14.16, 3.16.x before 3.16.12, 3.18.x before 3.18.08, and 3.20.x before 3.20.1 allow remote attackers to (1) hijack the authentication of administrators for requests that create a user via a request to members/memberentry.pl or (2) give a user superlibrarian permission via a request to members/member-flags.pl or (3) hijack the authentication of arbitrary users for requests that conduct cross-site scripting (XSS) attacks via the addshelf parameter to opac-shelves.pl."
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    }
  ],
  "lastModified": "2026-06-17T00:27:37.837",
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    {
      "nodes": [
        {
          "negate": false,
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}