CVE-2026-100890

A flaw was found in OpenDMARC. A remote attacker could cause a denial of service DoS by supplying specially crafted Sender Policy Framework SPF records. Due to improper input validation when parsing IPv6 addresses in the opendmarcspfipv6explode function, the application triggers a null pointer...

CVE-2026-100890

A flaw has been found in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this vulnerability is the function opendmarcspfipv6explode in the library libopendmarc/opendmarcspf.c of the component SPF Parser. This manipulation of the argument cp causes null pointer dereference. It is possibl...

EUVD-2026-88054

A flaw has been found in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this vulnerability is the function opendmarcspfipv6explode in the library libopendmarc/opendmarcspf.c of the component SPF Parser. This manipulation of the argument cp causes null pointer dereference. It is possibl...