CVE-2019-19702: Modoboa Modoboa-Dmarc

High severity, CVSS 7.5. EPSS: 1.5% chance of exploitation in the next 30 days.

The modoboa-dmarc plugin 1.1.0 for Modoboa is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this to perform a denial of service against the DMARC reporting functionality, such as by referencing the /dev/random file within XML documents that are emailed to the address in the rua field of the DMARC records of a domain.

Affected products

• Modoboa Modoboa-Dmarc: version 1.1.0 only

Published 2019-12-10. Last modified 2026-06-17.