{"action":"Upgrade opendmarc to 1.4.0~beta1+dfsg-4 or later.","affected":[{"fixed":"1.4.0~beta1+dfsg-4","introduced":"0"}],"component":"opendmarc","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1.4.0~beta1+dfsg-4"],"id":"tcs_01M5NE516DH1WFS4HZJ4AP062J","modified_at":"2026-09-21T07:03:17.664091922Z","published_at":"2020-04-27T14:15:11.127Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2019-20790","https://security-tracker.debian.org/tracker/CVE-2019-20790"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2019-20790#Debian:14/opendmarc","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2019-20790"}],"summary":"OpenDMARC through 1.3.2 and 1.4.x, when used with pypolicyd-spf 2.0.2, allows attacks that bypass SPF and DMARC authentication in situations where the HELO field is inconsistent with the MAIL FROM fie"}