CVE-2026-56771
Gravedad CVSS v4.0:
MEDIA
Tipo:
CWE-918
Falsificación de solicitud en servidor (SSRF)
Fecha de publicación:
25/06/2026
Última modificación:
26/06/2026
Descripción
*** Pendiente de traducción *** NewsBlur before version 14.5.0 contains a server-side request forgery vulnerability in the add_url endpoint that allows authenticated users to make arbitrary server requests to internal networks by failing to filter private IP addresses. Attackers can exploit this to access localhost services and cloud metadata endpoints, enabling internal network scanning and sensitive data exfiltration.
Impacto
Puntuación base 4.0
6.30
Gravedad 4.0
MEDIA
Puntuación base 3.x
8.50
Gravedad 3.x
ALTA
Referencias a soluciones, herramientas e información
- https://github.com/samuelclay/NewsBlur/commit/2e6c6812c94f35a731bda864de5aef39f18307f1
- https://github.com/samuelclay/NewsBlur/commit/af742daeca7cc6c8b0d58cbea381e7bc44daa520
- https://github.com/samuelclay/NewsBlur/releases/tag/Android_14.5.0
- https://www.vulncheck.com/advisories/newsblur-server-side-request-forgery-via-add-url-endpoint



