{"action":"Upgrade mapserver to 5.2.2-1 or later.","affected":[{"fixed":"5.2.2-1","introduced":"0"}],"component":"mapserver","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["5.2.2-1"],"id":"tcs_01M5N98GEJS84STA7XM1KE23TN","modified_at":"2026-10-23T17:47:34.729778110Z","published_at":"2009-03-31T18:24:45.920Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2009-0843","https://security-tracker.debian.org/tracker/CVE-2009-0843"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2009-0843#Debian:13/mapserver","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2009-0843"}],"summary":"The msLoadQuery function in mapserv in MapServer 4.x before 4.10.4 and 5.x before 5.2.2 allows remote attackers to determine the existence of arbitrary files via a full pathname in the queryfile param"}