{"id":"USN-6599-1","summary":"jinja2 vulnerabilities","details":"Yeting Li discovered that Jinja incorrectly handled certain regex.\nAn attacker could possibly use this issue to cause a denial of service.\nThis issue only affected Ubuntu 14.04 LTS, Ubuntu 18.04 LTS, and\nUbuntu 20.04 LTS. (CVE-2020-28493)\n\nIt was discovered that Jinja incorrectly handled certain HTML passed with\nxmlatter filter. An attacker could inject arbitrary HTML attributes\nkeys and values potentially leading to XSS. (CVE-2024-22195)\n","modified":"2026-02-10T04:43:28Z","published":"2024-01-25T16:06:46Z","related":["UBUNTU-CVE-2020-28493","UBUNTU-CVE-2024-22195"],"upstream":["CVE-2020-28493","CVE-2024-22195","UBUNTU-CVE-2020-28493","UBUNTU-CVE-2024-22195"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6599-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-28493"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-22195"}],"affected":[{"package":{"name":"jinja2","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/jinja2@2.7.2-2ubuntu0.1~esm2?arch=source&distro=trusty/esm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.2-2ubuntu0.1~esm2"}]}],"versions":["2.7-3","2.7.1-1","2.7.2-1","2.7.2-2","2.7.2-2ubuntu0.1~esm1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_version":"2.7.2-2ubuntu0.1~esm2","binary_name":"python-jinja2"},{"binary_version":"2.7.2-2ubuntu0.1~esm2","binary_name":"python3-jinja2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6599-1.json","cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2020-28493"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2024-22195"}],"ecosystem":"Ubuntu:Pro:14.04:LTS"}}},{"package":{"name":"jinja2","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/jinja2@2.8-1ubuntu0.1+esm2?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.8-1ubuntu0.1+esm2"}]}],"versions":["2.8-1","2.8-1ubuntu0.1","2.8-1ubuntu0.1+esm1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_version":"2.8-1ubuntu0.1+esm2","binary_name":"python-jinja2"},{"binary_version":"2.8-1ubuntu0.1+esm2","binary_name":"python3-jinja2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6599-1.json","cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2024-22195"}],"ecosystem":"Ubuntu:Pro:16.04:LTS"}}},{"package":{"name":"jinja2","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/jinja2@2.10-1ubuntu0.18.04.1+esm1?arch=source&distro=esm-infra/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.10-1ubuntu0.18.04.1+esm1"}]}],"versions":["2.9.6-1","2.10-1","2.10-1ubuntu0.18.04.1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_version":"2.10-1ubuntu0.18.04.1+esm1","binary_name":"python-jinja2"},{"binary_version":"2.10-1ubuntu0.18.04.1+esm1","binary_name":"python3-jinja2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6599-1.json","cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2020-28493"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2024-22195"}],"ecosystem":"Ubuntu:Pro:18.04:LTS"}}},{"package":{"name":"jinja2","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/jinja2@2.10.1-2ubuntu0.2?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.10.1-2ubuntu0.2"}]}],"versions":["2.10-2ubuntu1","2.10-2ubuntu2","2.10.1-1ubuntu1","2.10.1-2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"2.10.1-2ubuntu0.2","binary_name":"python-jinja2"},{"binary_version":"2.10.1-2ubuntu0.2","binary_name":"python3-jinja2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6599-1.json","cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2020-28493"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2024-22195"}],"ecosystem":"Ubuntu:20.04:LTS"}}},{"package":{"name":"jinja2","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/jinja2@3.0.3-1ubuntu0.1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.0.3-1ubuntu0.1"}]}],"versions":["2.11.3-1","3.0.1-2","3.0.3-1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"3.0.3-1ubuntu0.1","binary_name":"python3-jinja2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6599-1.json","cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2024-22195"}],"ecosystem":"Ubuntu:22.04:LTS"}}}],"schema_version":"1.7.3"}