CVE-2025-34114
A client-side security misconfiguration vulnerability exists in OpenBlow whistleblowing platform across multiple versions and default deployments, due to the absence of critical HTTP response headers including Content-Security-Policy, Referrer-Policy, Permissions-Policy, Cross-Origin-Embedder-Policy, and Cross-Origin-Resource-Policy. This omission weakens browser-level defenses and exposes users to cross-site scripting (XSS), clickjacking, and referer leakage. Although some instances attempt to enforce CSP via HTML <meta> tags, this method is ineffective, as modern browsers rely on header-based enforcement to reliably block inline scripts and untrusted resources.
CVSS
- Versión: 4.0
- Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- Puntuación base: 8.4
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.17%
- Percentil entre todas las CVEs puntuadas: 6
- 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
T1068Exploitation for Privilege Escalationprivilege escalation60 % - Impacto principal
T1059Command and Scripting Interpreterexecution55 %
Inferido por reglas deterministas a partir del vector CVSS y la CWE. Solo orientativo.
🛡️ Mitigaciones ATT&CK que cubren estas técnicas
Tecnologías afectadas (1)
⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.
CWE
- CWE-94, CWE-749
Referencias
JSON original (NVD)
Mostrar
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"version": "2.0.3",
"timestamp": "2025-07-28T19:05:46.876018Z"
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"valueDensity": "NOT_DEFINED",
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"vendor": "Laser Romae s.r.l.",
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"published": "2025-07-25T16:15:28.500",
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"url": "https://www.openblow.it",
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"value": "A client-side security misconfiguration vulnerability exists in OpenBlow whistleblowing platform across multiple versions and default deployments, due to the absence of critical HTTP response headers including Content-Security-Policy, Referrer-Policy, Permissions-Policy, Cross-Origin-Embedder-Policy, and Cross-Origin-Resource-Policy. This omission weakens browser-level defenses and exposes users to cross-site scripting (XSS), clickjacking, and referer leakage. Although some instances attempt to enforce CSP via HTML <meta> tags, this method is ineffective, as modern browsers rely on header-based enforcement to reliably block inline scripts and untrusted resources."
},
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"lang": "es",
"value": "Existe una vulnerabilidad de configuración incorrecta de seguridad del lado del cliente en la plataforma de denuncia OpenBlow en múltiples versiones e implementaciones predeterminadas, debido a la ausencia de encabezados de respuesta HTTP críticos, como Content-Security-Policy, Referrer-Policy, Permissions-Policy, Cross-Origin-Embedder-Policy y Cross-Origin-Resource-Policy. Esta omisión debilita las defensas del navegador y expone a los usuarios a ataques de cross-site scripting (xss), clickjacking y fugas de referencias. Aunque algunos casos intentan aplicar la CSP mediante etiquetas HTML , este método resulta ineficaz, ya que los navegadores modernos dependen de la aplicación basada en encabezados para bloquear de forma fiable los scripts en línea y los recursos no confiables."
}
],
"lastModified": "2026-06-17T09:13:29.567",
"sourceIdentifier": "disclosure@vulncheck.com"
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