{"cve":{"cve_id":"CVE-2009-2621","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.23049,"epss_percentile":0.97583,"epss_as_of":"2026-08-26","description":"Squid 3.0 through 3.0.STABLE16 and 3.1 through 3.1.0.11 does not properly enforce \"buffer limits and related bound checks,\" which allows remote attackers to cause a denial of service via (1) an incomplete request or (2) a request with a large header size, related to (a) HttpMsg.cc and (b) 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