{"cve":"CVE-2019-4261","nvd":{"published":"2019-08-05T14:15:12.007","modified":"2026-06-17T02:36:20.313","status":"Modified","description":"IBM WebSphere MQ V7.1, 7.5, IBM MQ V8, IBM MQ V9.0LTS, IBM MQ V9.1 LTS, and IBM MQ V9.1 CD are vulnerable to a denial of service attack caused by specially crafted messages. IBM X-Force ID: 160013.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":6.5},"cwes":[],"references":["https://exchange.xforce.ibmcloud.com/vulnerabilities/160013","https://www.ibm.com/support/docview.wss?uid=ibm10886887","https://exchange.xforce.ibmcloud.com/vulnerabilities/160013","https://www.ibm.com/support/docview.wss?uid=ibm10886887"],"products":["ibm:mq","ibm:websphere_mq"],"source":"nvd","synced_at":"2026-10-19T20:58:11.797917892+00:00"},"epss":{"cve":"CVE-2019-4261","score":0.02352,"percentile":0.83715,"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."]}