{"id":"DEBIAN-CVE-2026-44742","details":"Postorius through 1.3.13 does not escape HTML in the message subject when rendering it in the Held messages pop-up, as exploited in the wild in May 2026.","modified":"2026-09-14T17:03:13.952962722Z","published":"2026-05-07T19:16:02.500Z","upstream":["CVE-2026-44742"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-44742"}],"affected":[{"package":{"name":"postorius","ecosystem":"Debian:12","purl":"pkg:deb/debian/postorius?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.3.8-3+deb12u1"}]}],"versions":["1.3.8-3"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-44742.json"}},{"package":{"name":"postorius","ecosystem":"Debian:13","purl":"pkg:deb/debian/postorius?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.3.13-1+deb13u1"}]}],"versions":["1.3.13-1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-44742.json"}},{"package":{"name":"postorius","ecosystem":"Debian:14","purl":"pkg:deb/debian/postorius?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.3.13-1","1.3.13-2"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-44742.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"}]}