{"cve":"CVE-2009-2703","nvd":{"published":"2009-09-08T18:30:00.297","modified":"2026-06-16T23:10:04.313","status":"Modified","description":"libpurple/protocols/irc/msgs.c in the IRC protocol plugin in libpurple in Pidgin before 2.6.2 allows remote IRC servers to cause a denial of service (NULL pointer dereference and application crash) via a TOPIC message that lacks a topic string.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-119"],"references":["http://developer.pidgin.im/viewmtn/revision/info/ad2c6ee53ec9122b25aeb1f918db53be69bdeac3","http://secunia.com/advisories/36601","http://www.pidgin.im/news/security/index.php?id=40","http://www.securityfocus.com/bid/36277","https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11379"],"products":["pidgin:libpurple","pidgin:pidgin"],"source":"nvd","synced_at":"2026-10-19T19:54:26.868835795+00:00"},"epss":{"cve":"CVE-2009-2703","score":0.0192,"percentile":0.7991,"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."]}