{"id":"DEBIAN-CVE-2011-1156","details":"feedparser.py in Universal Feed Parser (aka feedparser or python-feedparser) before 5.0.1 allows remote attackers to cause a denial of service (application crash) via a malformed DOCTYPE declaration.","modified":"2026-04-28T20:14:43.644488Z","published":"2011-04-11T18:55:03.477Z","upstream":["CVE-2011-1156"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2011-1156"}],"affected":[{"package":{"name":"feedparser","ecosystem":"Debian:11","purl":"pkg:deb/debian/feedparser?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.1-1"}]}],"ecosystem_specific":{"urgency":"low"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2011-1156.json"}},{"package":{"name":"feedparser","ecosystem":"Debian:12","purl":"pkg:deb/debian/feedparser?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.1-1"}]}],"ecosystem_specific":{"urgency":"low"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2011-1156.json"}},{"package":{"name":"feedparser","ecosystem":"Debian:13","purl":"pkg:deb/debian/feedparser?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.1-1"}]}],"ecosystem_specific":{"urgency":"low"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2011-1156.json"}},{"package":{"name":"feedparser","ecosystem":"Debian:14","purl":"pkg:deb/debian/feedparser?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.1-1"}]}],"ecosystem_specific":{"urgency":"low"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2011-1156.json"}}],"schema_version":"1.7.5"}