{"cve":"CVE-2018-20145","nvd":{"published":"2018-12-13T20:29:00.240","modified":"2026-06-17T01:52:20.350","status":"Modified","description":"Eclipse Mosquitto 1.5.x before 1.5.5 allows ACL bypass: if the option per_listener_settings was set to true, and the default listener was in use, and the default listener specified an acl_file, then the acl file was being ignored.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","score":7.5},"cwes":["CWE-732"],"references":["https://github.com/eclipse/mosquitto/blob/master/ChangeLog.txt","https://github.com/eclipse/mosquitto/commit/9097577b49b7fdcf45d30975976dd93808ccc0c4","https://github.com/eclipse/mosquitto/issues/1073","https://github.com/eclipse/mosquitto/blob/master/ChangeLog.txt","https://github.com/eclipse/mosquitto/commit/9097577b49b7fdcf45d30975976dd93808ccc0c4"],"products":["eclipse:mosquitto"],"source":"nvd","synced_at":"2026-10-19T20:54:36.112582389+00:00"},"epss":{"cve":"CVE-2018-20145","score":0.01645,"percentile":0.76451,"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."]}