{"cve":"CVE-2019-15132","nvd":{"published":"2019-08-17T18:15:10.690","modified":"2026-06-17T02:19:45.833","status":"Modified","description":"Zabbix through 4.4.0alpha1 allows User Enumeration. With login requests, it is possible to enumerate application usernames based on the variability of server responses (e.g., the \"Login name or password is incorrect\" and \"No permissions for system access\" messages, or just blocking for a number of seconds). This affects both api_jsonrpc.php and index.php.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","score":5.3},"cwes":["CWE-203"],"references":["https://lists.debian.org/debian-lts-announce/2021/04/msg00018.html","https://lists.debian.org/debian-lts-announce/2023/04/msg00013.html","https://support.zabbix.com/browse/ZBX-16532","https://lists.debian.org/debian-lts-announce/2021/04/msg00018.html","https://lists.debian.org/debian-lts-announce/2023/04/msg00013.html"],"products":["debian:debian_linux","zabbix:zabbix"],"source":"nvd","synced_at":"2026-10-19T20:58:39.700375520+00:00"},"epss":{"cve":"CVE-2019-15132","score":0.02027,"percentile":0.81018,"date":"2026-11-01"},"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."]}