{"id":"USN-8027-1","summary":"python-multipart vulnerabilities","details":"It was discovered that Python-Multipart incorrectly handled certain \nregular expressions. An attacker could possibly use this issue to cause\nPython-Multipart to consume excessive resources, leading to a regular \nexpression denial of service. This issue only affected Ubuntu 22.04 LTS.\n(CVE-2024-24762)\n\nIt was discovered that Python-Multipart did not properly sanitize line\nbreaks during user input. An attacker could use this issue to send \narbitrary input, thus preventing other requests from being processed, \nresulting in a denial of service. This issue was only fixed in \nUbuntu 24.04 LTS. (CVE-2024-53981)\n\nIt was discovered that Python-Multipart was vulnerable to path traversal\nattacks. An attacker could possibly craft and upload files outside the \ntarget directory, resulting in remote code execution. (CVE-2026-24486)","modified":"2026-09-11T15:00:26.255024533Z","published":"2026-02-11T17:05:53Z","related":["UBUNTU-CVE-2024-24762","UBUNTU-CVE-2024-53981","UBUNTU-CVE-2026-24486"],"upstream":["CVE-2024-24762","CVE-2024-53981","CVE-2026-24486","UBUNTU-CVE-2024-24762","UBUNTU-CVE-2024-53981","UBUNTU-CVE-2026-24486"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8027-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-24762"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-53981"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-24486"}],"affected":[{"package":{"name":"python-multipart","ecosystem":"Ubuntu:Pro:22.04:LTS","purl":"pkg:deb/ubuntu/python-multipart?arch=source&distro=esm-apps%2Fjammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.0.5-2ubuntu0.1~esm1"}]}],"versions":["0.0.5-2"],"ecosystem_specific":{"binaries":[{"binary_name":"python3-multipart","binary_version":"0.0.5-2ubuntu0.1~esm1"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:Pro:22.04:LTS","cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2024-24762"},{"id":"CVE-2024-53981","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2026-24486","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","type":"CVSS_V3"},{"type":"Ubuntu","score":"medium"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8027-1.json"}},{"package":{"name":"python-multipart","ecosystem":"Ubuntu:Pro:24.04:LTS","purl":"pkg:deb/ubuntu/python-multipart?arch=source&distro=esm-apps%2Fnoble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.0.9-1ubuntu0.1~esm1"}]}],"versions":["0.0.5-3","0.0.6-1","0.0.9-1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_name":"python3-multipart","binary_version":"0.0.9-1ubuntu0.1~esm1"}]},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2024-53981","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2026-24486","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:Pro:24.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8027-1.json"}}],"schema_version":"1.9.0"}