{"id":"PYSEC-2026-39","details":"Deluge 1.3.15 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string in the URL field. Attackers can paste a buffer of 5000 characters into the 'From URL' field during torrent addition to trigger an application crash.","aliases":["CVE-2019-25586"],"modified":"2026-05-21T15:00:06.565732019Z","published":"2026-03-22T01:16:56.697Z","references":[{"type":"WEB","url":"http://download.deluge-torrent.org/windows/deluge-1.3.15-win32-py2.7.exe"},{"type":"WEB","url":"https://dev.deluge-torrent.org/"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/deluge-denial-of-service-via-url-field"},{"type":"EVIDENCE","url":"https://www.exploit-db.com/exploits/46883"}],"affected":[{"package":{"name":"deluge","ecosystem":"PyPI","purl":"pkg:pypi/deluge"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"1.3.15"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://github.com/pypa/advisory-database/blob/main/vulns/deluge/PYSEC-2026-39.yaml"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}