{"id":"USN-8323-1","summary":"postorius vulnerability","details":"It was discovered that Postorius did not properly escape HTML in message\nsubjects when rendering the Held messages pop-up. An attacker could\npossibly use this issue to inject arbitrary HTML, resulting in exposure\nof sensitive information.","modified":"2026-05-27T18:14:18.626211543Z","published":"2026-05-27T13:28:20Z","related":["UBUNTU-CVE-2026-44742"],"upstream":["CVE-2026-44742","UBUNTU-CVE-2026-44742"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8323-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-44742"}],"affected":[{"package":{"name":"postorius","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/postorius?arch=source&distro=esm-apps%2Fbionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.2-3ubuntu0.1+esm1"}]}],"versions":["1.1.0-1","1.1.1-1","1.1.2-1","1.1.2-2","1.1.2-3","1.1.2-3ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.1.2-3ubuntu0.1+esm1","binary_name":"python-django-postorius"}],"availability":"Available with Ubuntu Pro: 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