{"cve":"CVE-2010-0420","nvd":{"published":"2010-02-24T18:30:00.420","modified":"2026-06-16T23:16:07.903","status":"Modified","description":"libpurple in Finch in Pidgin before 2.6.6, when an XMPP multi-user chat (MUC) room is used, does not properly parse nicknames containing <br> sequences, which allows remote attackers to cause a denial of service (application crash) via a crafted nickname.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-20"],"references":["http://developer.pidgin.im/wiki/ChangeLog","http://lists.fedoraproject.org/pipermail/package-announce/2010-February/035332.html","http://lists.fedoraproject.org/pipermail/package-announce/2010-February/035347.html","http://lists.fedoraproject.org/pipermail/package-announce/2010-February/035409.html","http://lists.opensuse.org/opensuse-security-announce/2010-03/msg00004.html"],"products":["pidgin:pidgin"],"source":"nvd","synced_at":"2026-10-19T19:55:32.599380760+00:00"},"epss":{"cve":"CVE-2010-0420","score":0.02864,"percentile":0.8677,"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."]}