{"id":"CVE-2015-5721","title":"Malware Information Sharing Platform (MISP) before 2.3.90 allows remote attackers to conduct PHP object injection attacks via crafted serialized data, related to TemplatesController.php and populate_event_from_template_attributes.ctp.","summary":"Malware Information Sharing Platform (MISP) before 2.3.90 allows remote attackers to conduct PHP object injection attacks via crafted serialized data, related to TemplatesController.php and populate_event_from_template_attributes.ctp.","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-94"],"vendor":"misp-project","product":"misp","affected":["misp <= 2.3.89"],"published":"2016-09-03","updated":"2026-06-23","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2015-5721","references":[{"url":"http://www.securityfocus.com/bid/92739","label":"cve@mitre.org"},{"url":"https://github.com/MISP/MISP/commit/415d85102d5aa5f96f4f11a17c86b59bb9cc0d56","label":"cve@mitre.org"},{"url":"https://www.circl.lu/advisory/CVE-2015-5721/","label":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/92739","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/MISP/MISP/commit/415d85102d5aa5f96f4f11a17c86b59bb9cc0d56","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.circl.lu/advisory/CVE-2015-5721/","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd"],"epss":0.02404,"epssPercentile":0.83176,"ingestedAt":"2026-06-29T13:24:33.200Z","slug":"CVE-2015-5721","body":"## Overview\n\nMalware Information Sharing Platform (MISP) before 2.3.90 allows remote attackers to conduct PHP object injection attacks via crafted serialized data, related to TemplatesController.php and populate_event_from_template_attributes.ctp.\n\n## Affected\n\n- `misp <= 2.3.89`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":54,"depthScoreParts":{"impact":53.9,"likelihood":0.5,"exploitation":0,"ransomware":0},"changes":[]}