{"cve":"CVE-2011-4602","nvd":{"published":"2011-12-17T03:54:45.993","modified":"2026-06-16T23:35:07.483","status":"Modified","description":"The XMPP protocol plugin in libpurple in Pidgin before 2.10.1 does not properly handle missing fields in (1) voice-chat and (2) video-chat stanzas, which allows remote attackers to cause a denial of service (application crash) via a crafted message.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-20"],"references":["http://developer.pidgin.im/viewmtn/revision/info/fb216fc88b085afc06d9a15209519cde1f4df6c6","http://pidgin.im/news/security/?id=58","http://secunia.com/advisories/47219","http://secunia.com/advisories/47234","http://www.redhat.com/support/errata/RHSA-2011-1820.html"],"products":["pidgin:pidgin"],"source":"nvd","synced_at":"2026-10-19T19:59:31.623151214+00:00"},"epss":{"cve":"CVE-2011-4602","score":0.03583,"percentile":0.89411,"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."]}