{"cve":"CVE-2009-1889","nvd":{"published":"2009-07-01T13:00:01.390","modified":"2026-06-16T23:08:17.323","status":"Modified","description":"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 (application crash) via a crafted ICQ web message that triggers allocation of a large amount of memory.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-399"],"references":["http://developer.pidgin.im/ticket/9483","http://pidgin.im/pipermail/devel/2009-May/008227.html","http://secunia.com/advisories/35693","http://secunia.com/advisories/35697","http://secunia.com/advisories/35706"],"products":["pidgin:pidgin"],"source":"nvd","synced_at":"2026-10-19T19:54:07.895733559+00:00"},"epss":{"cve":"CVE-2009-1889","score":0.03377,"percentile":0.88772,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}