{"action":"Upgrade pidgin to 2.5.8-1 or later.","affected":[{"fixed":"2.5.8-1","introduced":"0"}],"component":"pidgin","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["2.5.8-1"],"id":"tcs_01M5N9A6GC1Q7TMDZSPDMR17NW","modified_at":"2026-10-23T17:47:22.578650614Z","published_at":"2009-07-01T13:00:01.390Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2009-1889","https://security-tracker.debian.org/tracker/CVE-2009-1889"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2009-1889#Debian:14/pidgin","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2009-1889"}],"summary":"The OSCAR protocol implementation in Pidgin before 2.5.8 misinterprets the ICQWebMessage message type as the ICQSMS message type, which allows remote attackers to cause a denial of service (applicatio"}