{"id":"SUSE-SU-2026:3291-1","summary":"Security update for python-tornado","details":"This update for python-tornado fixes the following issues\n\n- CVE-2026-49853: authorization header forwarded across cross-origin redirects in SimpleAsyncHTTPClient (bsc#1268395).\n- CVE-2026-49854: out-of-bounds memory access via C extension (bsc#1268396).\n- CVE-2026-49855: AsyncHTTPClient accumulates decompressed chunks without size limit (bsc#1268397).\n","modified":"2026-07-28T10:00:09.395462777Z","published":"2026-07-27T15:15:53Z","related":["CVE-2026-49853","CVE-2026-49854","CVE-2026-49855"],"upstream":["CVE-2026-49853","CVE-2026-49854","CVE-2026-49855"],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2026/suse-su-20263291-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1268395"},{"type":"REPORT","url":"https://bugzilla.suse.com/1268396"},{"type":"REPORT","url":"https://bugzilla.suse.com/1268397"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-49853"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-49854"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-49855"}],"affected":[{"package":{"name":"python-tornado","ecosystem":"SUSE:Manager Client Tools 12","purl":"pkg:rpm/suse/python-tornado&distro=SUSE%20Manager%20Client%20Tools%2012"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.2.1-17.21.1"}]}],"ecosystem_specific":{"binaries":[{"python-tornado":"4.2.1-17.21.1","python3-tornado":"4.2.1-17.21.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:3291-1.json"}}],"schema_version":"1.7.5"}