Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

CVE-2026-100891

Gravedad CVSS v4.0:
MEDIA
Tipo:
CWE-172 Error de codificación
Fecha de publicación:
28/09/2026
Última modificación:
28/09/2026

Descripción

*** Pendiente de traducción *** A vulnerability has been found in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this issue is the function opendmarc_policy_query_dmarc in the library libopendmarc/opendmarc_policy.c of the component Internationalized Domain Name Handler. Such manipulation leads to encoding error. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Impacto

Puntuación base 4.0
5.50
Gravedad 4.0
MEDIA
Puntuación base 3.x
7.30
Gravedad 3.x
ALTA
Puntuación base 2.0
7.50
Gravedad 2.0
ALTA