{"cve":"CVE-2020-4280","nvd":{"published":"2020-10-08T14:15:12.657","modified":"2026-06-17T03:19:45.807","status":"Modified","description":"IBM QRadar SIEM 7.3 and 7.4 could allow a remote attacker to execute arbitrary commands on the system, caused by insecure deserialization of user-supplied content by the Java deserialization function. By sending a malicious serialized Java object, an attacker could exploit this vulnerability to execute arbitrary commands on the system. IBM X-Force ID: 176140.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-502"],"references":["http://packetstormsecurity.com/files/159589/QRadar-RemoteJavaScript-Deserialization.html","http://seclists.org/fulldisclosure/2020/Oct/18","https://exchange.xforce.ibmcloud.com/vulnerabilities/176140","https://www.ibm.com/support/pages/node/6344079","http://packetstormsecurity.com/files/159589/QRadar-RemoteJavaScript-Deserialization.html"],"products":["ibm:qradar_security_information_and_event_manager"],"source":"nvd","synced_at":"2026-10-19T21:09:53.489947993+00:00"},"epss":{"cve":"CVE-2020-4280","score":0.68518,"percentile":0.99337,"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."]}