{"id":"DEBIAN-CVE-2026-115319","details":"fzf 0.36.0 through 0.74.5 contains an inefficient algorithmic complexity vulnerability in maskActionContents that allows local attackers to exhaust the --listen HTTP server through quadratic string concatenation. Attackers can repeatedly send POST bodies of about 1 MB to the unauthenticated localhost port, blocking the single-threaded server for about 30 seconds each time.","modified":"2026-10-24T00:00:07.034566178Z","published":"2026-10-22T11:17:50.677Z","upstream":["CVE-2026-115319"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-115319"}],"affected":[{"package":{"name":"fzf","ecosystem":"Debian:12","purl":"pkg:deb/debian/fzf?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.38.0-1","0.42.0-1","0.44.1-1","0.46.1-1","0.55.0-1","0.56.3-1","0.57.0-1","0.58.0-1","0.60.0-1","0.60.1-1","0.60.2-1","0.60.3-1","0.64.0-1","0.65.1-1","0.66.0-1","0.67.0-1","0.70.0-1","0.72.0-1","0.73.1-1","0.74.1-1","0.74.3-1","0.74.4-1","0.74.5-1"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-115319.json"}},{"package":{"name":"fzf","ecosystem":"Debian:13","purl":"pkg:deb/debian/fzf?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.60.3-1","0.64.0-1","0.65.1-1","0.66.0-1","0.67.0-1","0.70.0-1","0.72.0-1","0.73.1-1","0.74.1-1","0.74.3-1","0.74.4-1","0.74.5-1"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-115319.json"}},{"package":{"name":"fzf","ecosystem":"Debian:14","purl":"pkg:deb/debian/fzf?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.60.3-1","0.64.0-1","0.65.1-1","0.66.0-1","0.67.0-1","0.70.0-1","0.72.0-1","0.73.1-1","0.74.1-1","0.74.3-1","0.74.4-1","0.74.5-1"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-115319.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L"}]}