{"id":"DEBIAN-CVE-2026-59893","details":"sqlparse is a non-validating SQL parser module for Python. Prior to 0.6.0, SQL_REGEX in sqlparse/keywords.py and the per-position loop in sqlparse/lexer.py repeatedly scan unmatched dollar-quoted literal and multiline-comment delimiters, causing quadratic CPU consumption through sqlparse.parse(), sqlparse.format(), and sqlparse.split(). This issue is fixed in version 0.6.0.","modified":"2026-09-19T22:47:34.452954588Z","published":"2026-08-17T18:17:35.730Z","upstream":["CVE-2026-59893"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-59893"}],"affected":[{"package":{"name":"sqlparse","ecosystem":"Debian:12","purl":"pkg:deb/debian/sqlparse?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.4.2-1","0.4.2-1+deb12u1","0.4.4-1","0.5.0-1","0.5.1-1","0.5.1-2","0.5.2-1","0.5.3-1","0.5.4-1","0.5.5-1","0.5.5-2"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-59893.json"}},{"package":{"name":"sqlparse","ecosystem":"Debian:13","purl":"pkg:deb/debian/sqlparse?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.5.3-1","0.5.4-1","0.5.5-1","0.5.5-2"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-59893.json"}},{"package":{"name":"sqlparse","ecosystem":"Debian:14","purl":"pkg:deb/debian/sqlparse?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.5.3-1","0.5.4-1","0.5.5-1","0.5.5-2"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-59893.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}