{"id":"UBUNTU-CVE-2019-19450","details":"paraparser in ReportLab before 3.5.31 allows remote code execution because start_unichar in paraparser.py evaluates untrusted user input in a unichar element in a crafted XML document with '\u003cunichar code=\"' followed by arbitrary Python code, a similar issue to CVE-2019-17626.","modified":"2025-10-24T04:48:03Z","published":"2023-09-20T14:15:00Z","upstream":["CVE-2019-19450"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-19450"},{"type":"REPORT","url":"https://github.com/MrBitBucket/reportlab-mirror/blob/master/CHANGES.md"},{"type":"REPORT","url":"https://pastebin.com/5MicRrr4"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2019-19450"}],"affected":[{"package":{"name":"python-reportlab","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/python-reportlab@3.3.0-1ubuntu0.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.2.0-1build1","3.2.0-1build2","3.3.0-1","3.3.0-1ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_name":"python-renderpm","binary_version":"3.3.0-1ubuntu0.1"},{"binary_name":"python-reportlab","binary_version":"3.3.0-1ubuntu0.1"},{"binary_version":"3.3.0-1ubuntu0.1","binary_name":"python-reportlab-accel"},{"binary_name":"python3-renderpm","binary_version":"3.3.0-1ubuntu0.1"},{"binary_version":"3.3.0-1ubuntu0.1","binary_name":"python3-reportlab"},{"binary_version":"3.3.0-1ubuntu0.1","binary_name":"python3-reportlab-accel"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-19450.json"}},{"package":{"name":"python-reportlab","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/python-reportlab@3.4.0-3ubuntu0.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.4.0-3build1","3.4.0-3ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_name":"python-renderpm","binary_version":"3.4.0-3ubuntu0.1"},{"binary_name":"python-reportlab","binary_version":"3.4.0-3ubuntu0.1"},{"binary_name":"python-reportlab-accel","binary_version":"3.4.0-3ubuntu0.1"},{"binary_name":"python3-renderpm","binary_version":"3.4.0-3ubuntu0.1"},{"binary_name":"python3-reportlab","binary_version":"3.4.0-3ubuntu0.1"},{"binary_name":"python3-reportlab-accel","binary_version":"3.4.0-3ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-19450.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}